Gray Birch
Betulapopulifolia 'Whitespire'

Family: Betulaceae (beh-tyoo-LAY-see-ee)
Genus: Betula (BET-yoo-luh)
Species: populifolia (pop-yoo-lih-FOH-lee-uh)
Cultivar: Whitespire
Additional cultivar information: (aka Whitespire Senior, Whitespire Junior)
Hybridized by Hasseklus 1983

Synonym:Betula platyphylla

Synonym:Betula platyphylla var. japonica

Category
Trees

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Deciduous
Provides Winter Interest
This plant is resistant to deer

Foliage Color

Height
20-30 ft. (6-9 m)

Spacing
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)

Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)

Where to Grow

Danger
N/A

Bloom Color
Inconspicuous/none

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information
Non-patented

Propagation Methods
From woody stem cuttings

Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed