Trees for Central Northwest Washington

Trees for Central Northwest Washington Hot, dry summers and cold and drying winters in North Central Washington present challenging conditions for many trees we know and want to plant. There are beautiful trees that grow well in areas of Chelan and Douglas Counties. In addition to familiar trees commonly planted in this area, a host of others less frequently seen add interesting form, flower and colors to enrich the diversity of our tree population. Consider these trees when you consider planting a new landscape or replacing a tree. Trees grown in Central Northwest Washington require supplemental water-- more during the first year of growth. Listed here are: Small Trees- mature height 30’ or less Medium Trees – mature height 30' to 55' Tall Trees- mature height 60' and over Small Trees- mature height 30’ or less Oregon Green Austrian Pine Vanderwolf's Pyramid Pine Japanese Umbrella Pine Pinus nigra 'Compacta' Size: 15' x 10' Zone: 4 Shape: Columnar to oval with upsweeping branches Foliage: Stiff dense 2 needle Flower: Cones Pinus flexilis 'Vanderwolf's Pyramid' Size 25' x 15' Zone: 4 Shape: Upright columnar Foliage: Blue green 5 needle Flower: Cone Comments: Very adaptable Sciadopitys verticillata Size: 20' - 30' x 15' Zone: 5 Shape: Pyramidal Foliage: Large whorled needles Flower: Cones Foliage color: NA Comments: Slow growing, protect from hot afternoon sun Silver Whisper Swiss Stone Pine Golden Desert Ash Paperbark Maple Pinus cembra 'Silver Whisper' Size: 12' x 6' Zone: 3 Shape: Columnar Foliage: Green 5 needle Flower: Cone Comments: Slow growing Fraxinus excelsior 'Aureafolia' Size: 20' x 18' Zone: 5 Shape: Rounded, compact Foliage: Yellow Flower: NA Fall color: Golden-yellow Comments: Good street tree Acer griseum Size: 25' - 30' x 20' Zone: 5 Shape: Upright, spreading Foliage: Dark green Flower: NA Fall color: Unreliable red Comment: Beautiful exfoliating bark Amur Maple Japanese Stewartia Japanese Ivory Silk Lilac Stewartia pseudocamellia Size: 20'-30' x 20'-30' Zone: 5 Shape: Pyramidal to oval Foliage: Green Foliage: 2.5" white Fall color: Yellow/red/purple Comments: Attractive exfoliating bark, avoid hot afternoon sites . Syringa reticulata 'Ivory Silk' Size: 25' x 15' Zone: 4 Shape: Oval, compact with upward curving branches Foliage: Dark green Flower: Large white clusters in early July (shown) Comments: Excellent for urban landscape Acer ginnala 'Flame' Size: 20' x 20' Zone: 2 Shape: Low branched, rounded Foliage: Green Flower: NA Fall color: Orange-red (shown) Comment: Red November nice cultivar Sourwood Persian Parrotia Parrotia persica Size: 25' - 30' x 20' Zone: 5 Shape: Upright to wide spreading, oval Foliage: Pink/purple emerging leaves turning green Flower: NA Fall color: succession of yellow - orange - red Comments: Good landscape and street trees Oxydendrum arboreum Size: 20' - 25' x 10' - 15' Zone: 5 Shape: Pyramidal, drooping branches Foliage: Green Flower: Fragrant, lily-of the valley like Foliage in summer Fall color: Red - purple Comments: Prefers soils of 7.2 or less. Slow growing. Chinese Fringe Tree Forest Pansy Redbud Chionanthus retusus Size: 20' x 20' Zone: 5 Shape: Broadly oval Foliage: Deep green Flower: White, snow-like, in large clusters in late spring (as shown) Fall color: Bright yellow Cercis canadensis 'Forest Pansy' Size: 20' x 25' Zone: 5/6 Shape: Upright spreading/rounded Foliage: Deep purple to bronze-green interior Flower: Magenta rose in spring (shown) Fall color: Yellow Comments: 'Hearts of Gold' is zone 5-matures leaves are chartreuse Amur Maackia Maackia amurensis Size: 25' x 20' Zone: 3 Shape: Upright vase Shape with rounded crown Foliage: Medium green Flower: Upright white clusters in mid-summer Fall color: NA Comments: Tolerant of many conditions Wireless Zelkova Zelkova serrata 'Schmidtlow' Size: 24' x 36' Zone: 5 Shape: Broadly spreading vase Foliage: Medium green Flower: NA Fall color: Red (as shown) Dwarf Japanese Red Pine Dwarf Eastern White Pine Pinus densiflora 'Umbraculifera' Size: 20' x 30' Zone: 4 Shape: Oval, irregular branch habit Foliage: Paired needles Flower: Cones Comments: Reddish/orange exfoliating bark Pinus strobus 'Nana' Size: 6' x 10' Zone: 3 Shape: Oval, irregular branched habit Foliage: Silvery blue/green 5 needle Flower: Cone Comments: Slow growing Medium Size Trees - mature height 30' to 55' Colorado Blue Spruce White Fir Eastern Red Cedar Picea pungens 'Hoopsii' Size: 30' - 60' x 10' - 20' Zone: 3 Shape: Pyramidal Foliage: Blue/green needle Flower: Cone Fall color: NA Comments: Smaller cultivar - Fat Albert (15') Abies Concolor Size: 50' - 75' x 25' Zone: 3 Shape: Pyramidal Foliage: Blue needles Flower: Cones Fall color: NA Comments: cultivar 'Candicans' Juniperus virginiana Size: 40' x 10' Zone 2 Shape: Pyramidal Foliage: Blue/green scale or awl-like needles Flower: Seed cones (berry) Fall color: Bronze Comments: Tolerant of adverse conditions. Many smaller cultivars 15 - 25 ft. Katsura Autumn Blaze Maple Black Tupelo Cercidiphyllum japonicum Size: 40' x 40' Zone: 5 Shape: Upright, pyramidal when young, rounded with age Foliage: blue green Flower: NA Fall color: yellow to apricot Comments: Thin bark can sunburn. Compacted soil can be a problem. Acer x freemanii 'Jeffersred' Size: 50' x 40' Zone: 3 Shape: Broadly oval Foliage: Green Flower: NA (seedless) Fall color: Brilliant orange/red Comments: Fast growing. There are many cultivars of maple trees Nyssa sylvatica Size: 40' x 25' Zone: 3 Shape: Pyramidal to irregular rounded Foliage: Glossy green Flower: NA Fall color: Red Comments: Does not tolerate high pH (above 7.8) Ginkgo biloba Cryptomeria japonica Kentucky Coffee Tree Size: 40' - 50' x 25' Zone: 3 Shape: Pyramidal, irregular Foliage: Green fan-shaped Flower: NA Fall color: Yellow Comments: Buy male clones Autumn Gold, Lakeview, Magyar, Princeton Sentry, Shangri-la Size: 50' - 60' x 25' Zone: 5 Shape: Pyramidal Foliage: Green blue, awl Shaped needles Flower: Cone Fall color: Bronze Comments: Smaller popular cultivars 'Yoshino' (15'-25' x 10'-15')- as shown Gymnocladus diocus Size: 50' x 35' Zone: 4 Shape: Narrow to oval Foliage: Dark green Flower: White pea-like in late spring, pods Fall color: Yellow Comments: tolerates heat, drought, alkaline soils, and soil compaction. Golden Rain Tree Cedar of Lebanon Koelreuteria paniculata Size: 35' x 30' Zone: 5 Shape: Rounded Foliage: Dark green Flower: Yellow in summer, pods Fall color: Yellow/orange Comments: Tolerates drought, heat, wind, and air pollution Cerus libani 'Stencoma' Size: 40' - 50' x 30' - 50' Zone: 5 Shape: Pyramidal in youth; dense; flat topped, horizontally spreading branches with age Foliage: Very dark green, needles in clusters Flower: Cones, purple Fall color: NA Comments: Slow growing Tall Trees - mature height 60' and over Tulip Tree Dawn Redwood Liriodendron tulipifera Size 60' x 30' Zone: 5 Shape: Oval Foliage: Green Flower: Greenish yellow with orange center; late spring, early summer Fall color: Yellow Comments: Fast growing. Smaller cultivars Fastigiatum (50' x 15') Metasequoia glyptostroboides Size: 70' x 25' Zone: 4 Shape: Pyramidal, rounding with age Foliage: Soft green needles Flowers: Cones Fall color: Bronze Comments: Deciduous Giant Sequoia Weeping Alaskan Cedar Sequoiadendrum sempervirans Size: 60' - 70' x 30' Zone: 5 Shape: Pyramidal Foliage: Blue green awl Shaped needles Flowers: Cone Fall color: NA Comments: Reddish brown bark Chamaecyparis nootkatensis Size: 60' - 90' x 20' - 30' Zone: 4 Shape: Pyramidal with weeping tertiary branches Foliage: Green scale-like needles Flower: Cone Fall color: NA