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Dwarf Birch
Betula nana ssp. Exilis
Dwarf Birch Descriptions and Information
The Dwarf Birch is a spreading Subshrub, and varies from 1ft
(0.3m) to 4ft (1.2m) in height.
Dwarf Birch can be found in the following Canadian provinces: Alta., B.C., Man., N.W.T., Sask., Yukon,
and in the U.S.A., in the state of Alaska. This species is also
present in Siberia, North Asia.
Dwarf Birch is suited for wet areas that do not dry out frequently
and is naturally found in wet tundra areas
and margins of bogs, terraces and open slopes of the above mentioned
regions.
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Picture
of Dwarf Birch (Betula
nana ssp. Exilis)
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Dwarf Birch Details
Mature Height : 1ft (0.3m) to
4ft (1.2m)
Mature Spread : 36" (0.9m)
Mature Form : Spreading
Growth Rate : Slow
Sun Exposure : full sun, partial shade
Soil Moisture : Consistently wet
Soil Type : sandy, loamy & clay
Soil pH : acid, neutral & alkaline
Flower Color : Green
Flowering Time : May
Foliage Color : Green
Hardiness Zones : 1-7 |
Other names for Dwarf Birch; Bog Birch
Smooth Dwarf Birch
Swamp Birch
Shrub Birch
Planting and Growing Dwarf Birch Dwarf Birch requires consistently
moist soil so, do not let it dry out between watering. Dwarf Birch has very high
moisture needs, making it suitable for use in bogs and near water gardens. Dwarf
Birch can tolerate strong winds but not maritime exposure, and can grow in heavy
clay and nutritionally poor soils.
Dwarf Birch will grow in the following hardiness zones
Zone 1, Below -50 F, Below -45.6 C
Zone 2a, -50 F, -45.5 C
Zone 2b, -45 F, -42.7 C
Zone 3a, -40 F, -39.9 C
Zone 3b, -35 F, -37.2 C
Zone 4a, -30 F, -34.4 C
Zone 4b, -25 F, -31.6 C
Zone 5a, -20 F, -28.8 C
Zone 5b, -15 F, -26.1 C
Zone 6a, -10 F, -23.3 C
Zone 6b, -5 F, -20.5 C
Zone 7a, 0 F, -17.7 C
Zone 7b, 5 F, -14.9 C
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