Green Alder vs Silverberry (Wolf Willow) - TreeTime.ca

Green Alder vs Silverberry (Wolf Willow)

Elaeagnus commutata

Alnus alnobetula ssp. crispa

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Silverberry (Wolf Willow)
Green Alder

Silverberry (also known as Wolf Willow) is a common native North American shrub. This beautiful ornamental plant has characteristic silver leaves and fragrant yellow flowers.

Its silver berries remain on the branches through the winter. Silverberry is cold hardy and has some ability as a nitrogen fixer. It can grow on dry to moist sandy/gravel soils. This plant is very low maintenance.

Green Alder is a cold hardy, native shrub. It is often planted on infertile sites so it can fix nitrogen from the air and improve the soil quality.

Green Alder is known for its smooth grey bark and attractive shiny green leaves; it is commonly used in reclamation.

Note:This species is currently unavailable. Grow your own using Green Alder seeds at SeedTime.ca.

Silverberry (Wolf Willow) Quick Facts

Green Alder Quick Facts

Zone: 1a
Zone: 1a
Height: 3 m (10 ft)
Height: 7 m (23 ft)
Spread: 0.9 m (3 ft)
Spread: 3 m (10 ft)
Moisture: dry, normal
Moisture: any
Light: partial shade, full sun
Light: any
Hybrid: no
Hybrid: no
Catkins: no
Catkins: yes
Berries: silver, edible
Flowers: yellow
Growth rate: fast
Growth rate: fast
Life span: short
Life span: short
Suckering: high
Suckering: high


In row spacing: 0.9 m (3 ft)
Between row spacing: 5 m (16 ft)


Other Names: american silverberry, silver berry, wolf willow
Other Names: mountain alder, sitka alder