Populus tremuloides

Quaking Aspen

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Large deciduous tree native to North America known for its leaves trembling in the wind. Forms extensive clonal colonies. Leaves turn golden yellow in autumn.
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Plant Details

Common Name Quaking Aspen
Family Salicaceae
Genus Populus
Species Tremuloides
Origin North America
Blooming Unisexual flowers in catkins, appearing in early spring before leaves emerge
Leaf Color Light green turning bright yellow in autumn
Sunlight Sun
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

terrain
Soil

Moist, well-drained loamy soil. Tolerates various pH but prefers slightly acidic to neutral.

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Watering

Regular watering during establishment and summer droughts. Reduce significantly in winter dormancy.

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Sunlight & Care

Requires full sun for optimal growth and coloration. Young trees tolerate partial shade.

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Fertilization

Apply balanced slow-release fertilizer in early spring before bud break.

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Pruning

Prune dead or damaged branches in late winter while dormant to prevent disease spread.

Pest Control Aphid Borer Beetle Leaf Miner Tent Caterpillar

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 9 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
-49° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
10% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
3000 – 100000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
400 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
25% – 70%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1500
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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