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TREES
Listed
alphabetically by species.
Click on the species name to see photographs of the
plant from WTU's Plants of Washington Image Collection,
Central Washington Native Plants Gallery, or USDA Plants
Gallery
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Drought |
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Container |
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Names |
Height |
Exposure |
tolerant |
Comment |
sizes |
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Acer circinatum |
10-25' |
PSH, SH |
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Single trunk or
multi-branched tree, good for shaded |
10ci, 40ci |
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vine maple |
|
|
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spots, moist soil.
Great fall color: yellow, orange and red |
1g, 2g |
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Acer glabrum |
10-25' |
PSH |
|
Prefers partial shade.
A more drought-tolerant maple. Fall |
10ci, 40ci |
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Douglas maple |
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|
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color yellow to
crimson; red twigs, bright green spring lvs |
1g, 2g |
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Acer macrophyllum |
40-60' |
S, PSH |
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Massive, spreading
tree, with v. large leaves. Yellow fall |
10ci, 40ci |
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bigleaf maple |
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color. Seed source
Peshastin; adapted to region's climate |
1g, 2g |
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Alnus incana |
20-35' |
S, PSH |
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Small tree found in
drainages and in moist areas. |
10ci, 40ci, |
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mountain alder |
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Nitrogen fixer.
Attractive light-colored bark. |
1g, 2g |
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Betula occidentalis |
20-30' |
S, PSH |
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Graceful tree with
drooping branches and coppery-brown |
10ci, 40ci |
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water birch |
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bark. Yellow fall
color. Found in moist sites, along streams. |
1g, 2g |
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Crataegus douglasii |
10-20' |
S, PSH |
X |
Compact tree with
white flower clusters in spring, small |
10ci, 40ci, |
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Douglas hawthorn |
|
|
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purple-black fruits.
1" thorns. Wildlife food source. |
1g,2g |
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Juniperus scopulorum |
10-25' |
S |
X |
Slow growing bushy
tree, quite drought tolerant. |
40ci, 1g |
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Rocky Mountain juniper |
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Gray-green leaves,
blue berry-like cones |
2g |
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Larix occidentalis |
100-150' |
S, PSH |
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Deciduous conifer,
with straight, tapering trunk. |
40ci, 1g |
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Western larch |
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|
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Soft light green
needles turn golden yellow in fall. |
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Pinus ponderosa |
50-100' |
S |
X |
Widespread conifer of
Inland Northwest. Long needles |
10ci, 40ci |
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Ponderosa pine |
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in groups of three,
distinctive red bark on mature trees. |
1g, 2g |
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Populus balsamifera
ssp. |
90-120' |
S |
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Large, fast-growing
tree. Large green leaves, silvery |
10ci, 40ci, |
trichocarpa
black cottonwood |
|
|
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below, yellow in fall.
Habitat is moist soils, flood plains. |
1g, 2g |
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Populus tremuloides |
25-50' |
S |
|
Straight-trunked tree
found in groves. White-barked, heart- |
1g, 2g |
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quaking aspen |
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shaped
leaves "quake" in breeze, golden fall
color. |
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Pseudotsuga menziesii
v. glauca |
80-120' |
S, PSH |
X |
Large tree often found
in association with Ponderosa pine |
10ci, 40ci |
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Douglas fir |
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east of Cascades.
Interior var. more drought-tolerant. |
1g, 2g |
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Thuja plicata |
80-120' |
S, PSH |
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Large conifer of the
mountains, moister habitats. |
40ci |
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Western red
cedar |
|
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Yellow-green scale
like leaves; reddish, fibrous bark |
1g, 2g |
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Exposure |
|
S |
Sun |
|
PSH |
Part shade |
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SH |
Shade |
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the availability list of Trees,
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