Populus trichocarpa – Western balsam poplar, Black cottonwood

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Salicaceae

Populus trichocarpa – Western balsam poplar, Black cottonwood

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A fast growing tree when young, with a spherical crown that becomes fairly broad and rounded at a later age. Height 30-45 m. The open crown is formed by ascending branches growing in whorls. The grey to yellowish-grey bark starts off smooth but flakes away in small platelets at a later stage. The olive-green twigs are angular. The dark green leaves are elongated to elongated ovoid with a silver-white to greyish-green underside. Bears flowers in the form of catkins. Suitable as a a solitary in public gardens and parks. Sensitive to rust but little sensitive to leaf spot disease. Sensitive to wind and very sensitive to sea wind. Winter hardiness zone: 5a

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Specifications
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Height
30-45 m, fast growing
Width
7-12m
Crown
round/spherical, half-open crown
Bark and branches
flaking, grey, yellow, green
Leaf
green, greygreen
Flowers
green, flowers in April, fragrant flowers
Fruits
green
Spines/thorns
None
Toxicity
usually not toxic to people, (large) pets and livestock
Soil type
clayed soil, loamy soil, sandy soil
Soil moisture
suitable for wet soil
Paving
tolerates no paving
Winter hardiness zone
5a (-28,8 to -26,1 °C)
Wind resistance
bad
Other resistances
resistant to frost (WH 1 - 6)
Application
avenues and broad streets
Shape
clearstem tree
Clear stem tree clay soil loamy soil sandy soil tolerates no paving light-loving resistant to frost (WH 1 - 6) suitable for wet soil 1st size , taller than 12 metres half-open crown green greygreen green fast growing non-toxic (usually) Fragrant flowers
Frequently asked questions
Populus trichocarpa

Populus trichocarpa can eventually reach a height of 30-45 m, fast growing, depending on the site and climate conditions.

Populus trichocarpa is fast growing and can eventually reach a height of 30-45 m, fast growing, depending on the site and climate conditions.

The right time to plant Populus trichocarpa is during the dormancy period. In Western Europe, Populus trichocarpa with root balls can generally be planted from mid-November to late April, although this depends strongly on the climatic conditions and the species of tree.

Populus trichocarpa blooms in april.
General

Yes, we deliver to the UK. Delivery costs depend on the region and the total order value. Below, you’ll find all the details.

Delivery charges for private customers are calculated based on your region and are visible during the checkout process. We also offer discounts based on the total value of your order:

  • Orders over £1,000: Receive a 50% discount on delivery costs.
  • Orders over £2,000: Delivery is completely free.

Yes, for trees with a size of 50-60 cm girth or larger, additional delivery charges apply due to the need for specialised transport. These costs will be calculated separately and shared with you after your order is placed. We will contact you to discuss the transport options and costs.

Once you add items to your basket and proceed to the checkout, the system will calculate the delivery charges for your region. If your order qualifies for any discounts, they will automatically be applied.

For any questions or specific delivery requests, feel free to contact our customer service team. We’re happy to help arrange the best delivery solution for your order.