Šarūnas Šimkus · CC BY-SA 3.0
Aspen
Tree·Populus tremula
Full sun
Sun
Medium
Water
Moist soil
Drainage
Zones 2–7
Hardiness
Aspen (Populus tremula) is a tree. It grows best in full sun and has moderate water needs. It grows well with goat willow, grey alder and sea buckthorn.
Through the year
DormantFloweringFruitingDying back
Works well with
from wiki dataWHAT IT NEEDS
Wants full sun
Needs moderate water
Tolerates moist soil, as long as it drains well
Prefers soil pH 6–7.5
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Prefers loam, sand, clay soil
Tolerates some soil compaction
Draws up calcium, potassium, phosphorus, magnesium from deep in the soil
Adds a lot of organic matter to the soil
Partners with mycorrhizal fungi to boost nutrient uptake
WHAT IT GIVES
Gives shade (dense)
Gives leaf litter (high)
Gives organic matter (high)
Gives habitat (wildlife habitat)
Provides calcium
Provides potassium
Provides phosphorus
Provides magnesium
Attracts wildlife
Attracts birds
HOW IT GROWS
SIZE & SPACING
Canopy tree
Height1000–2500 cm
Spacing800 cm (min 500 cm)
Root depthShallow
Width500–1000 cm
Width figures are rough estimates, the most variable measurement in our data.
AI estimate · accuracy improves as growers contribute corrections.
HOW TO PROPAGATE
Propagate by seed, suckers, cuttings
Difficulty
Establishes in about 3 yr
Self-seeds readily on its own
Where this comes from
Parsed4 Oct 2026
ConfidenceNot recorded
Photograph Šarūnas Šimkus · CC BY-SA 3.0