Alnus pendula (Nodding Alder)


Botanical Information

FamilyBetulacae
GenusAlnus
Speciespendula
CategoryWoody
TypeTree (deciduous)
OriginJapan and Korea.
Pronunciation

Details

USDA Hardiness Zone8
USDA Hardiness Ref.
Canadian Hardiness Zone7b - 8a
Canada Hardiness Ref.
RHS Hardiness ZoneH5 - H4
RHS Hardiness Ref.
Temperature (°C)(-12) - (-7)
Temperature (°F)10 - 20
Height25 m
Flowering PeriodApril, May

Description and Growing Information

General DescriptionThis tree has been placed on the IUCN Red List as least concern.
ShapeSlender crown.
CultivationTolerant of infertile and wet soils.
Notable SpecimensWakehurst Place, Ardingly, Haywards Heath, Sussex, England.
Bark/Stem DescriptionSmooth, grey bark.
Leaf DescriptionLeaves are 7-11 cm, obovate to oval, pointed, a dark lustrous green on top, paler beneath.
Flower DescriptionMale catkins 3-5 cm, slender to 3 mm wide, solitary.
Fruit DescriptionCatkins 2 x 0.5 cm, produced singly in the leaf axils on long slender pedicels that are 5 - 8 cm long.

Photographs