Newfoundland Dwarf Birch, Michaux's Birch

Betulamichauxii

Family
Betulaceae (beh-tyoo-LAY-see-ee)
Genus
Betula (BET-yoo-luh)
Species
michauxii (miss-SHOW-ee-eye)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Smooth
Textured
Velvet/Fuzzy
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
Spacing
15-18 in. (38-45 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)
Bloom Color
Inconspicuous/none
Bloom Time
Late Spring/Early Summer
Other Details
Category
Shrubs
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
4.6 to 5.0 (highly acidic)
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
Patent Information
Propagation Methods
From softwood cuttings
From semi-hardwood cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

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Gardener's Notes:

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St. John's, NL (Zone 5b) | March 2005 | neutral

This dwarf birch is only found in Newfoundland, Labrador and adjacent Quebec. It is a common inhabitant of our acid peat bogs. Plants t...Read More

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