Trees by Genus

Genus 'Populus'

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Populus alba
Populus balsamifera
Populus x canadensis
Populus x canadensis 'Regenerata'
Populus x canadensis 'Robusta'
Populus canescens
Populus deltoides
Populus grandidentata
Populus lasiocarpa
Populus nigra
Populus nigra 'Italica'
Populus nigra var. betulifolia
Populus tremula
Populus tremuloides
Populus trichocarpa

Populus trichocarpa (Western Balsam Poplar)

Populus trichocarpa

Also known as: Black Cottonwood

Native: Western North America from Alaska south to California

Location: Commonly planted in Britain by roads, for shelter and in gardens.

It yields a timber which has been used as a veneer and for paper pulp.

Foliage

Leaves are variable in size usually about 5cm long or up to 25 cm on young vigorous shoots. The buds and young leaves give off a strong balsam fragrance.

Flowers

No sample available

Flowers open in March, males stout and red, about 5cm long.

Fruits

No sample available

Female catkins are greenish and may be 15cm long when ripe. They bear three-valved downy capsules which release white cottony seeds in June.