Carpinus caroliniana (Blue Beech)


Michael's Opinion

A small understory tree found in climax forests with interesting grey striped bark, seldom seen in the cultivated landscape.

Botanical Information

FamilyBetulaceae
GenusCarpinus
Speciescaroliniana
CategoryWoody
TypeTree (deciduous)
OriginNova Scotia to Minnesota, south to Florida and Texas.
Pronunciation

Details

USDA Hardiness Zone3 - 9
USDA Hardiness Ref.
Canadian Hardiness Zone1a - 8a
Canada Hardiness Ref.
RHS Hardiness ZoneH7 - H3
RHS Hardiness Ref.
Temperature (°C)(-37) - (-1)
Temperature (°F)(-35) - 30
Height6-10 m
Spread6-10 m
GrowthSlow
Flowering PeriodJune

Description and Growing Information

General DescriptionA small understory single or multi-stem tree. This tree has been placed on the IUCN Red List as least concern.
ID CharacteristicBark is smooth and fluted.
ShapeWide and spreading.
LandscapeUsed as an understory tree but rarely seen in the cultivated landscape.
PropagationPropagate by seed, moist stratification at 20-30°C for 60 days followed by 5°C for 60 days.
CultivationPerforms best in deep, rich, moist, slightly acidic soils although will grow in drier locations. Does well in sun or shade.
PestsLeaf spots, cankers and twig blight
Notable SpecimensThe A.M. Cuddy Gardens, Strathroy, Ontario, Canada.
HabitatClimax forests in association with Acer saccharum and Fagus grandifolia.
Bark/Stem DescriptionSmooth slate grey and fluted.
Flower/Leaf Bud DescriptionImbricate, small and reddish brown.
Leaf DescriptionAlternate, simple 6-12 cm long, sharply and doubly serrated.
Flower DescriptionReddish, monoecious.
Fruit DescriptionThe nutlet is about 2.5 cm long.
Colour DescriptionDark green changing to brilliant orange or red in autumn.

Photographs