green ash - Oleaceae Fraxinus pennsylvanica

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FRPE

Taxonomy

FamilyOleaceae
GenusFraxinus
Speciespennsylvanica
Common Namegreen ash
iTree CodeFRPE

Plant Form

FormTree: rounded or irregular crown
Height80 feet
Spread50 feet
DeciduousYes

Identification Description

Foliagepinnately compound leaves, 5-9 leaflets per leaf, leaflets attach to petiole via short leaf stem, ovate or broadly lanceolateLeaf Type Information IconCompound - Pinnate
Needles0
Barkgray and smooth when young, then narrow interlaced ridges (diamond shaped ) pattern consistent over trunk
Budterminal bud large, dark brown pointed; lateral buds smaller, roundedBud Arrangement Information IconOpposite
Twigstout, current year greenish; leaf scar has flat-top, lenticels present
Flowerdioecious; flowers born on panicles, staminate flowers appear in a tight bunch, greenish yellow and maroon in color; pistillate flowers less dense revealing panicle structure, greenish yellow with darker maroonish tips
Fruitsingle winged seed (samara), "canoe paddle" shaped, base is pointed
Fall Coloryellow

Site Characteristics

USDA Zones   info for zonespH LevelsSalt Tolerance
Min2aMin4.6SoilIntolerant
Max9aMax8.1SprayIntolerant

Shade ToleranceDrought ToleranceAllelopathy
TolerantModerateNo

Species Status

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