Appendix 20D-1 Landscape Standards – Recommended Plant List
|
Recommended Plant List
TREES |
Developed Areas |
Natural Areas |
Evergreen |
Deciduous |
Tall – over 50' |
Medium – 25' to 50' |
Small – under 25' |
Broad – Spreading |
Narrow |
Accent (Flower/Foliage) |
Street Tree |
Screen/Windbreak |
Fall Color |
Woodland Edge |
Sun |
Half Sun |
Shade |
Fast Growth |
Slow Growth |
Tolerates Drought |
Tolerates Wet Soils |
Subject to Pests |
Invasive Roots |
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Acer circinatum/Vine Maple |
l |
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l |
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Acer palmatum/Japanese Maple |
l |
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l |
l |
l |
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Acer platanoides/Norway Maple |
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l |
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l |
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l |
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l |
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l |
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Acer pseudoplatanoides/Sycamore Maple |
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l |
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l |
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l |
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Acer rubrum/Red Maple |
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l |
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l |
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l |
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l |
l |
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Alnus cordata/Italian Alder |
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l |
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Arbutus menziesii/Madrone |
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Betula nigra/River Birch |
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Betula papyrifera/Paper Birch |
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Carpinus betulus ‘fastogoata’/Hornbeam |
l |
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l |
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l |
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Cedrus deodora/Deodar Cedar |
l |
l |
l |
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Cercidiphyllum japonicum/Katsura Tree |
l |
l |
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l |
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l |
l |
l |
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Cercis occidentalis/Western Redbud |
l |
l |
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l |
l |
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l |
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l |
l |
l |
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Chamaecyparis lawsoniana/Cypress |
l |
l |
l |
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l |
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l |
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l |
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Cornus florida/Flowering Dogwood |
l |
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l |
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l |
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l |
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Cornus mas/Cornelian Cherry |
l |
l |
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l |
l |
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Cornus nuttalii/Pacific Dogwood |
l |
l |
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l |
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Craetagus oxycantha/English Hawthorne |
l |
l |
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l |
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l |
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l |
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l |
l |
l |
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Craetagus phaenopyrum/Washington Thorn |
l |
l |
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l |
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l |
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l |
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Fraxinus pennsylvanica ‘marshall’/Seedless Ash |
l |
l |
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l |
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l |
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l |
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Gingko biloba/Maidenhair Tree |
l |
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l |
l |
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l |
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l |
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Gleditsia triacanthos ‘inermis’/Honey Locust |
l |
l |
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l |
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l |
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l |
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l |
l |
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l |
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l |
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Juniperus virginiana/Eastern Red Cedar |
l |
l |
l |
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l |
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l |
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l |
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l |
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l |
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Liquidambar styraciflua/Sweet Gum |
l |
l |
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l |
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l |
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l |
l |
l |
l |
l |
l |
l |
l |
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l |
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Lirodendron tulipifera/Tulip Tree |
l |
l |
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l |
l |
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l |
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Malus floribunda/Japanese Fl. Crabapple |
l |
l |
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l |
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l |
l |
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l |
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l |
l |
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l |
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Pinus contorta/Shore Pine |
l |
l |
l |
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l |
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l |
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l |
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l |
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Pinus nigra/Austrian Black Pine |
l |
l |
l |
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l |
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l |
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l |
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l |
l |
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Pinus sylvestris/Scotch Pine |
l |
l |
l |
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l |
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l |
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l |
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Pinus thunbergiana/Japanese Black Pine |
l |
l |
l |
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l |
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l |
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l |
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l |
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l |
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l |
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Platanus acerifolia/London Plane Tree |
l |
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l |
l |
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l |
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l |
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l |
l |
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l |
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l |
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l |
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Populus nigra ‘italica’/Lombardy Poplar* *Plant only where roots are not a problem |
l |
l |
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l |
l |
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l |
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l |
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l |
l |
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l |
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l |
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Populus tremuloides/Quaking Aspen |
l |
l |
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l |
l |
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l |
l |
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l |
l |
l |
l |
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l |
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l |
l |
l |
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Prunus sp./Flowering Cherry |
l |
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l |
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l |
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l |
l |
l |
l |
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l |
l |
l |
l |
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Prunus blireiana/Flowering Plum |
l |
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l |
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l |
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l |
l |
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l |
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l |
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Pseudotsuga menziesii/Douglas Fir |
l |
l |
l |
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l |
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l |
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l |
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l |
l |
l |
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l |
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Pyrus calleryana/Ornamental Pear |
l |
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l |
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l |
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l |
l |
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l |
l |
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Quercus rubra/Red Oak |
l |
l |
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l |
l |
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l |
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l |
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l |
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l |
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Sequoia sempervirens/Coast Redwood |
l |
l |
l |
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l |
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l |
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l |
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l |
l |
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l |
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Sorbus aucuparia/European Mt. Ash |
l |
l |
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l |
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l |
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l |
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l |
l |
l |
l |
l |
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l |
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Styrax japonicus/Japanese Snowdrop |
l |
l |
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l |
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l |
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l |
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l |
l |
l |
l |
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Thuja plicata/Western Red Cedar |
l |
l |
l |
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l |
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l |
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l |
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l |
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l |
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Tilia cordata/Little-Leaf Linden |
l |
l |
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l |
l |
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l |
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l |
l |
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Tsuga heterophylla/Western Hemlock |
l |
l |
l |
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l |
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l |
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l |
l |
l |
l |
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l |
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Zelkova serrata/Sawleaf Zelkova |
l |
l |
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l |
l |
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l |
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l |
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l |
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l |
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|
Recommended Plant List
SHRUBS, GROUNDCOVERS AND VINES |
Developed Areas |
Natural Areas |
Evergreen |
Deciduous |
Tall – over 6' |
Medium – 3' to 6' |
Low – 1' to 3' |
Very Low – under 1' |
Accent (Flower/Foliage) |
Screen/Windbreak |
Hedge |
Mass Planting |
Climber |
Barrier |
Erosion Control |
Woodland Edge |
Sun |
Half Sun |
Shade |
Fast Growth |
Slow Growth |
Tolerates Drought |
Tolerates Wet Soils |
Type I |
Type II |
Type III |
Type IV |
Type V |
|
Arbutus unedo/Strawberry Tree |
l |
l |
l |
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l |
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l |
l |
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l |
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l |
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l |
l |
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l |
l |
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l |
l |
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Arctostaphylos uva-ursi/Kinnikinnick |
l |
l |
l |
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l |
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l |
l |
l |
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l |
l |
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l |
l |
l |
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Berberis thunbergii/Japanese Barberry |
l |
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l |
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l |
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l |
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l |
l |
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l |
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l |
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Buxus sempervirens/Boxwood |
l |
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l |
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l |
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l |
l |
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l |
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l |
l |
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Camellia japonica/Camellia |
l |
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l |
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l |
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l |
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l |
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l |
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Chaenomeles sp./Flowering Quince |
l |
l |
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l |
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l |
l |
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l |
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l |
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l |
l |
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l |
l |
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l |
l |
l |
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Chamaecyparis lawsoniana ‘comacta’/Cypress |
l |
l |
l |
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l |
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l |
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l |
l |
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l |
l |
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l |
l |
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Chamaecyparis obtusa/‘Gracilis’/Hinoki Cypress |
l |
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l |
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l |
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l |
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l |
l |
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l |
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Corylopsis sp./Winter Hazel |
l |
l |
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l |
l |
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l |
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l |
l |
l |
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l |
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l |
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Cotoneaster dammeri/Bearberry Cotoneaster |
l |
l |
l |
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l |
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l |
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l |
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l |
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Cotoneaster franchettii/Cotoneaster |
l |
l |
l |
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l |
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l |
l |
l |
l |
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l |
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l |
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Enkianthus campanulatus/Enkianthus |
l |
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l |
l |
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l |
l |
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l |
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Erica sp./Heather Varieties |
l |
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l |
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l |
l |
l |
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l |
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l |
l |
l |
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Euonymus alata ‘compacta’/Winged Euonymus |
l |
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l |
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l |
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l |
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l |
l |
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l |
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l |
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Euonymus fortunei radicans/Common Wintercreeper |
l |
l |
l |
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l |
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l |
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l |
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l |
l |
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l |
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l |
l |
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Gaultheria shallon/Salal |
l |
l |
l |
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l |
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l |
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l |
l |
l |
l |
l |
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l |
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l |
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Garrya eliptica/Coast Silktassel |
l |
l |
l |
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l |
l |
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l |
l |
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l |
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l |
l |
l |
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Hamamelis mollis/Chinese Witch Hazel |
l |
l |
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l |
l |
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l |
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l |
l |
l |
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l |
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l |
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Hedera helix/English Ivy |
l |
l |
l |
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l |
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l |
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l |
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l |
l |
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l |
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l |
l |
l |
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Hypericum calycinum/St. John’s Wort |
l |
l |
l |
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l |
l |
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l |
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l |
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l |
l |
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l |
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l |
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l |
l |
l |
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Iberis sempervirens/Evergreen Candytuft |
l |
l |
l |
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l |
l |
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l |
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l |
l |
l |
l |
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l |
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Ilex crenata/Japanese Holly |
l |
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l |
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l |
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l |
l |
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l |
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l |
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l |
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Ilex cornuta ‘burfordii’/Chinese Holly |
l |
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l |
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l |
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l |
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l |
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l |
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l |
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l |
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l |
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Ilex vomitoria ‘nana’/Dwarf Yaupon |
l |
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l |
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l |
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l |
l |
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l |
l |
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Juniperus horizontalis/Prostate Juniper |
l |
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l |
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l |
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l |
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l |
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l |
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Kalmia latifolia/Mountain Laurel |
l |
l |
l |
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l |
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l |
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l |
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l |
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l |
l |
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l |
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l |
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Ligustrum japonicum/Japanese Privet |
l |
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l |
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l |
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l |
l |
l |
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l |
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l |
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l |
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l |
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l |
l |
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Magnolia soulangiana/Saucer Magnolia |
l |
l |
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l |
l |
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l |
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l |
l |
l |
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l |
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Magnolia stellata/Star Magnolia |
l |
l |
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l |
l |
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l |
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l |
l |
l |
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l |
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l |
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l |
l |
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Mahonia aquifolium/Tall Oregon Grape |
l |
l |
l |
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l |
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l |
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l |
l |
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l |
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l |
l |
l |
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l |
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l |
l |
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l |
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Mahonia nervosa/Low Oregon Grape |
l |
l |
l |
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l |
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l |
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l |
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l |
l |
l |
l |
l |
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l |
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l |
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Myrica californica/Pacific Wax Myrtle |
l |
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l |
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Nandina domestica/Heavenly Bamboo |
l |
l |
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l |
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Osmanthus delavayi/Delavay Osmanthus |
l |
l |
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Pachysandra terminalis/Japanese Ground Spurge |
l |
l |
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l |
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Parthenocissus quinquefolia/Virginia Creeper |
l |
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Parthenocissus tricuspidata/Boston Ivy |
l |
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l |
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Photinia fraseri/Fraser Photinia |
l |
l |
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Pieris floribunda/Mountain Pieris |
l |
l |
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Pinus mugo mughus/Mugho Pine |
l |
l |
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Polystichum munitum/Sword Fern |
l |
l |
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Potentilla fruiticosa/Shrubby Cinquefoil |
l |
l |
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Prunus laurocerasus ‘otto luyken’/Laurel |
l |
l |
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Prunus lusitanica/Portugal Laurel |
l |
l |
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l |
l |
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Pyracantha coccinea/Firethorn |
l |
l |
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l |
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l |
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l |
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Raphiolepis unbellata/Yeddo Hawthorn |
l |
l |
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l |
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l |
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Rhododendron sp./Rhododendron Varieties |
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l |
l |
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Rhododendron azalea sp./Azalea Varieties |
l |
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l |
l |
l |
l |
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l |
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l |
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l |
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Rhus typhina/Staghorn Sumac |
l |
l |
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l |
l |
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l |
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l |
l |
l |
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Sarcococca hookerana humilis/Sweet Box |
l |
l |
l |
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l |
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l |
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l |
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l |
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l |
l |
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Skimmia japonica/Skimmia |
l |
l |
l |
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l |
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l |
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l |
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Symphoricarpos alba/Snowberry |
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l |
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l |
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l |
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l |
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l |
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l |
l |
l |
l |
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l |
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Syringa vulgaris/Common Lilac |
l |
l |
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l |
l |
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l |
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l |
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l |
l |
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l |
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Taxus baccata/English Yew |
l |
l |
l |
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l |
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l |
l |
l |
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l |
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l |
l |
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l |
l |
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Taxus baccata ‘repandens’/Spreading English Yew |
l |
l |
l |
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l |
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l |
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l |
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l |
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l |
l |
l |
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Vaccinium ovatum/Evergreen Huckleberry |
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l |
l |
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l |
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l |
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l |
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l |
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l |
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Viburnum davidii/David’s Viburnum |
l |
l |
l |
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l |
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l |
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l |
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l |
l |
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l |
l |
l |
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Viburnum tinus/Laurustinus |
l |
l |
l |
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l |
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l |
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l |
l |
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l |
l |
l |
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l |
l |
|
Viburnum plicatum/Doublefile Viburnum |
l |
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l |
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l |
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l |
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l |
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l |
l |
l |
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l |
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l |
l |
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l |
l |
|
Vinca minor/Periwinkle |
l |
l |
l |
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l |
l |
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l |
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l |
l |
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l |
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l |
l |
l |
(Formerly Appx. N, Exh. A)