Fraxinus pennsylvanica

Green Ash

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Large deciduous tree native to North America, characterized by compound leaves with lanceolate leaflets and distinctive winged seeds known as samaras.
yard Outdoor plants wb_sunny Sun pets Not pet-safe
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Plant Details

Common Name Green Ash
Family Oleaceae
Genus Fraxinus
Species Pennsylvanica
Origin North America
Blooming Small greenish flowers appear in spring before leaves emerge.
Leaf Color Emerald green turning yellow in autumn
Sunlight Sun
Category Outdoor plants
Pet Friendly close No
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Care & Maintenance

terrain
Soil

Deep, moist, well-drained loamy soil. Tolerates clay and occasional flooding.

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Watering

Moderate watering requirements. Young trees need regular irrigation; established trees are drought tolerant.

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Sunlight & Care

Full sun exposure required for optimal growth; partial shade tolerated but reduces vigor.

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Fertilization

Apply balanced slow-release fertilizer in early spring before new growth starts.

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Pruning

Prune during late winter or early spring to maintain structure and remove dead wood.

Pest Control Aphid Emerald Ash Borer Leaf Beetle Scale Insect

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 7 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

thermostat
Temperature
-40° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
20% – 90%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
2000 – 100000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1500 – 3400
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
15% – 70%
% volumetric
Water content in the growing medium
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Soil EC
350 – 2000
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Fraxinus pennsylvanica? Select a symptom to diagnose and fix the issue.

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