Populus trichocarpa
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Populus trichocarpa

Western balsam poplar · Balsam poplar · Black cottonwood · Balsam Cottonwood

Tier 2 Difficulty: easy Water: low Light: full_sun
0
Soil pH
6–8
Hardiness
Zone 3–10
Click count
296
Observations
128

Description

Source: leafsnap

Populus trichocarpa, the black cottonwood, western balsam-poplar or California poplar, is a deciduous broadleaf tree species native to western North America. It is used for timber, and is notable as a model organism in plant biology.

Care Guide

💧 Water
☀️ Light Full sun

Black cottonwood prospers in bright light and needs strong illumination for optimal growth. Consequently, it should be given plentiful light. As a tree of open woods, it shows some tolerance for partly sunlit situations. Too much or too little sun can disturb its growth and overall health.

Ideal: Full sun
🌡️ Temperature 0–35°C

Black cottonwood naturally occurs in settings where temperatures range from 32 to 95 °F (0 to 35 ℃). Because the plant favors cooler conditions, adjusting temperatures appropriately during harsh seasons is vital for healthier growth.

Ideal temperature: 0–35°C
💨 Humidity
Humidity:
🪴 Soil 6-8
Soil pH: 6-8
🌱 Fertilizer

To encourage healthy development, apply fertilizer to your Black cottonwood in early spring. Consistent feeding improves overall health, leading to vigorous growth, increased tolerance of harsh conditions, and stronger resistance to diseases and pests. Follow a regular fertilization schedule for your Black cottonwood to keep the foliage vivid in color and lush in appearance.

🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Tree
Life Cycle
Perennial
Genus
Populus
Family
Salicaceae
Hardiness Zone
3-10
Mature Height
29.87 m to 49.99 m
Mature Spread
10.06 m
Leaf Color
Dark Green, Light Green
Leaf Type
Deciduous
Flower Color
Yellow, Green
Flower Size
5.08 cm to 7.62 cm
Bloom Time
Early spring, Mid spring
Planting Time
Spring, Autumn
Harvest Time
Late spring, Early summer

Tags (4)

Common Names (4)

en Western balsam poplar
en Balsam poplar
en Black cottonwood
en Balsam Cottonwood