Korean Boxwood vs Red Alder - TreeTime.ca

Korean Boxwood vs Red Alder

Buxus microphylla Koreana

Alnus rubra

CUSTOM GROW

CUSTOM GROW

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Red Alder

Korean Boxwood is a vibrant evergreen shrub. A top choice for colder climates, this shrub will look stunning lining a driveway or as a foundation plant.

Easy to root in and maintain, Korean Boxwood's thick foliage is deer resistant and turns an attractive yellow-brown to purplish in winter. Consider applying mulch around the base to keep the roots moist and cool.

Red Alder is a fast-growing deciduous tree native to western North America. Its fixes nitrogen, which enriches soils and supports the growth of surrounding plants. Ideal for sites with poor soil conditions, or areas disturbed by logging, construction or fire.
It provides shade in riparian areas, creating cover for fish. Its seeds and buds are eaten by birds and small mammals, while the foliage provides browse for wildlife. The catkins release clouds of pollen attracting bees and other insects.
The Red Alder gets its namesake from the rusty-red color the bark turns when bruised.

Korean Boxwood Quick Facts

Red Alder Quick Facts

Zone: 4a
Zone: 5b
Height: 0.6 m (2.0 ft)
Height: 15 m (50 ft)
Spread: 1.2 m (4 ft)
Spread: 9 m (30 ft)
Light: partial shade, full sun
Light: partial shade, full sun
Moisture: normal
Moisture: normal, wet
Growth rate: slow
Growth rate: fast
Life span: medium
Life span: medium
Growth form: upright, rounded to conical
Spreading: seeds - medium, stump sprouting - medium
Suckering: none


Foliage: evergreen
Fall colour: yellow-brown to purple
Bark: smooth, grey
Hybrid: no
Hybrid: no
Catkins: no
Catkins: yes


Native to: BC
Other Names: oregon alder, pacific coast alder, western alder