Common Ash

Fraxinusexcelsior

Family
Oleaceae (oh-lee-AY-see-ee)
Genus
Fraxinus (FRAK-si-nus)
Species
excelsior (eks-SEL-see-or)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Partial to Full Shade
Full Shade
Foliage
Deciduous
Height
over 40 ft. (12 m)
Spacing
20-30 ft. (6-9 m)
30-40 ft. (9-12 m)
over 40 ft. (12 m)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Green
Pale Green
Medium Purple
Maroon/Burgundy
Bloom Time
Late Winter/Early Spring
Mid Spring
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From semi-hardwood cuttings
From hardwood cuttings
From hardwood heel cuttings
From seed; direct sow outdoors in fall
From seed; germinate in a damp paper towel
From seed; germinate in vitro in gelatin, agar or other medium
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Aurora, Illinois

Orem, Utah

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Gardener's Notes:

2
positives
1
neutral
0
negative
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R
Downingtown, PA | July 2015 | neutral

I don't see this European species hardly at all in the Eastern or Midwestern USA. I do remember one good rounded specimen in northeast Il...Read More

D
D
(Zone 7b) | March 2009 | positive

Common Ash grows profusely in England, the seeds germinate much more readily than any of the other large trees in the UK. Very old trees ...Read More

P
(Zone 8a) | October 2004 | positive

A native of Europe and Asia Minor, this tree likes soils on the alkaline side. The bark is pale grey and it has black leaf buds in winter...Read More

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