Okanese Poplar vs Butternut (White Walnut) - TreeTime.ca

Okanese Poplar vs Butternut (White Walnut)

Juglans cinerea

Populus x Okanese

COMING SOON

(new stock expected: fall of 2025)

COMING SOON

(new stock expected: fall of 2025)

Butternut (White Walnut)
Okanese Poplar

Butternut is one of the few walnut varieties native to Canada. The nuts are sought after for their mild, sweet, and oily taste. Ensure this tree is planted in full sun and well-drained soil for best results.

Butternut is self-fertile but it has better yields when planted near other butternuts. It can survive in zone 2, but reliably produces nuts in zone 3.

A top CO2 absorbing species. Experts think this tree may help climate change more than others.

Okanese Poplar is an excellent shelterbelt tree. It's one of the hardiest and fastest growing trees you can plant on the prairies. This hybrid poplar is disease resistant, drought and cold tolerant, produces no fuzz, and requires little maintenance. Okanese poplar also makes for a good privacy screen on larger properties.

Butternut (White Walnut) Quick Facts

Okanese Poplar Quick Facts

Zone: 2b
Zone: 2a
Height: 25 m (82 ft)
Height: 18 m (60 ft)
Spread: 8 m (27 ft)
Spread: 8 m (26 ft)
Light: full sun
Light: full sun
Moisture: dry, normal
Moisture: any
Growth rate: fast
Growth rate: very fast
Life span: medium
Life span: medium
Suckering: none
Suckering: high
Maintenance: medium


Nuts: brown shell, edible
Hybrid: no
Hybrid: yes
Catkins: no
Catkins: no


In row spacing: 2.4 - 3 m (8 - 10 ft)
Between row spacing: 5 m (16 ft)
Other Names: demon walnut, oilnut, white walnut