Bog Birch, Dwarf Birch, Swamp Birch
Betulapumila

Family: Betulaceae (beh-tyoo-LAY-see-ee)
Genus: Betula (BET-yoo-luh)
Species: pumila (POO-mil-uh)

Category
Herbs
Shrubs

Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Deciduous

Foliage Color

Height
36-48 in. (90-120 cm)

Spacing
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Hardiness
USDA Zone 2a: to -45.5 °C (-50 °F)
USDA Zone 2b: to -42.7 °C (-45 °F)
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
USDA Zone 7b: to -14.9 °C (5 °F)

Where to Grow

Danger
N/A

Bloom Color
Inconspicuous/none

Bloom Characteristics

Bloom Size

Bloom Time
Late Winter/Early Spring
Mid Spring

Other details

Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information
Non-patented

Propagation Methods

Seed Collecting