white ash - Oleaceae Fraxinus americana

Foliage

white ash Foliage

Bark

white ash Bark

Twig

white ash Twig

Flower

white ash Flower

Fruit

white ash Fruit

Form

white ash Form
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Taxonomy

FamilyOleaceae
GenusFraxinus
Speciesamericana
Common Namewhite ash
iTree CodeFRAM2

Plant Form

FormTree: open rounded crown (pyramidal when young)
Height80 feet
Spread50 feet
DeciduousYes

Identification Description

Foliage5-7 leaflets, oval, dark green with smooth edgesLeaf Type Information IconCompound - Pinnate
Needles0
Barkgray/brown with interlacing ridges
Budlarge, brown, spherical to broad terminal bud, slightly hairy/downy, rust brownBud Arrangement Information IconOpposite
Twiggray/green with lateral buds set deep in leaf scar (like a smile)
Flowersmall, green/purple, clusters at branch ends; lacking petals; appearing before leaves; male and female on separate trees (dioecious)
Fruitcanoe paddle shaped samara, seed long and narrow
Fall Colorpurple, yellow, orange

Site Characteristics

USDA Zones   info for zonespH LevelsSalt Tolerance
Min3bMin4.6SoilModerate
Max9aMax7.5SprayModerate

Shade ToleranceDrought ToleranceAllelopathy
IntolerantIntolerantNo

Species Status

Nebraska NativeYes Check
U.S. NativeYes Check
Region of OriginUnited States, Canada
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