Douglas-fir - Pinaceae Pseudotsuga menziesii

Bark

Douglas-fir Bark

Bud

Douglas-fir Bud

Twig

Douglas-fir Twig

Fruit

Douglas-fir Fruit

Form

Douglas-fir Form
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Taxonomy

FamilyPinaceae
GenusPseudotsuga
Speciesmenziesii
Common NameDouglas-fir
iTree CodePSME

Plant Form

FormTree: very large, tall
Height200 feet
Spread35 feet
DeciduousNo

Identification Description

Foliagesingly attached, flat needle coming to a point, generally softLeaf Type Information IconNeedle
Needles1
Barksmooth, gray when young; thick ridges, brown/red and very thick when older
Budcone shaped, reddish brown, with over-lapping scales, pointedBud Arrangement Information IconNone
Twigcurrent year, yellow-green; gray/brown in later years
Flowermale (strobili) yellow to red; female (strobili) green to deep red
Fruitpapery cone with smooth scale & distinct bracts emerging from scales
Fall Colorgreen

Site Characteristics

USDA Zones   info for zonespH LevelsSalt Tolerance
Min3bMin5.0SoilIntolerant
Max6bMax7.5SprayIntolerant

Shade ToleranceDrought ToleranceAllelopathy
IntermediateIntolerantNo

Species Status

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