Alnus maritima (Seaside Alder)


Botanical Information

FamilyBetulaceae
GenusAlnus
Speciesmaritima
CategoryWoody
TypeTree (deciduous)
OriginUnited States of America.

Details

USDA Hardiness Zone4 - 7
USDA Hardiness Ref.
Canadian Hardiness Zone2a - 7a
Canada Hardiness Ref.
RHS Hardiness ZoneH7 - H5
RHS Hardiness Ref.
Temperature (°C)(-32) - (-7)
Temperature (°F)(-25) - 10
Height6-9 m
Spread4.9-8.8 m
GrowthMedium
Flowering PeriodAugust, September

Description and Growing Information

General DescriptionA globally threatened species, on the IUCN Red List, found in few and scattered areas. A beautiful multi-trunk, upright tree which blooms in autumn.
LandscapeA great windbreak or landscape specimen.
CultivationMedium to wet soils in full sun to partial shade.
HabitatLow elevations along ponds, streams and rivers in wet soils and dense swamp-like areas with standing water.
Bark/Stem DescriptionSmooth, light-grey bark.
Leaf DescriptionElliptical and narrow leathery leaves.
Flower DescriptionBright yellow flowers
Fruit DescriptionCone shaped fruit brown in colour.

Photographs