speckled alder - Betulaceae Alnus incana

Foliage

speckled alder Foliage

Bark

speckled alder Bark

Bud

speckled alder Bud

Twig

speckled alder Twig

Flower

speckled alder Flower

Fruit

speckled alder Fruit
Show More Pictures of this Species 

Taxonomy

FamilyBetulaceae
GenusAlnus
Speciesincana
Common Namespeckled alder
iTree CodeALIN2

Plant Form

FormTree: pyramidal to conical crown
Height60 feet
Spread30 feet
DeciduousYes

Identification Description

Foliagegreen, oval coming to sharp point with serrate to doubly serrate edgesLeaf Type Information IconSimple
Needles0
Barkbrown/gray with lenticels
Budred/brown elliptic or conical with non-overlapping scales (valvate)Bud Arrangement Information IconAlternate
Twigslender, brown/gray with lenticels
Flowermale- catkins slender red/brown then green; female- catkins purple/red smaller
Fruitcone with small flat, winged, circular samaras
Fall Coloryellow, brown

Site Characteristics

USDA Zones   info for zonespH LevelsSalt Tolerance
Min2aMin4.8SoilIntolerant
Max6aMax7.6SprayIntolerant

Shade ToleranceDrought ToleranceAllelopathy
IntermediateIntolerantNo

Species Status

Nebraska Native
U.S. NativeYes Check
Region of OriginUnited States, Canada
More InformationVisit External Site