Fraxinus excelsior

European Ash

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Large deciduous tree native to Europe, featuring pinnate leaves and winged seeds (samaras). Valuable for timber and wildlife habitat.
yard Outdoor plants wb_sunny Half-shade / Sun pets Pet Friendly
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Plant Details

Common Name European Ash
Family Oleaceae
Genus Fraxinus
Species Excelsior
Origin Europe / Asia Minor
Blooming Small greenish-white flowers appear before leaves in spring.
Leaf Color Dark green to yellow in autumn
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

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Soil

Deep, fertile, moist but well-drained soil. Tolerates clay and various pH levels.

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Watering

Regular watering during establishment phase; drought tolerant once mature.

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Sunlight & Care

Requires full sun for optimal growth and seed production; tolerates partial shade when young.

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Fertilization

Minimal fertilizer required; apply compost in spring if growth is poor.

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Pruning

Prune in winter to maintain shape or remove dead wood; avoid late summer due to sap flow.

Pest Control Aphid Caterpillar Leaf Miner 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 8 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

thermostat
Temperature
-4° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
30% – 90%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
3000 – 60000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1000 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
20% – 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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Common Problems

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

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