Dwarf Birch, Swamp Birch
Betula nana, commonly known as Dwarf Birch, is a deciduous shrub that belongs to the Betulaceae family.
Native: This species is native to arctic and cool temperate regions of the Northern Hemisphere, particularly in Europe and North America.
Plant Type and Habit: Dwarf Birch is a low-growing shrub with a bushy, spreading or ascending habit.
Size: Typically, it reaches a modest height of 1 to 3 feet (30-90 cm) and a similar spread.
Flowers: The shrub produces inconspicuous, greenish-brown catkins. Male and female catkins appear on the same plant. Blooming usually occurs in late spring to early summer.
Fruits: Female catkins mature into small, cone-like structures containing winged seeds.
Foliage: The leaves are small, oval-shaped, and have a double-toothed margin. They usually turn brilliant yellow or red in autumn. The young leaves can be added to salads for flavoring.
Bark: The bark is non-peeling and shiny red-copper colored
Hardiness: Dwarf Birch is hardy to USDA zones 2-5, able to withstand extreme cold temperatures.
Uses: The shrub is often used in rock gardens, as ground cover, or in native plant landscapes. Its hardiness also makes it ideal for reclamation projects.
Wildlife: Dwarf Birch serves as a crucial food source for various wildlife species. Foliage and twigs are frequently consumed by deer, elk, moose, hares, porcupines, and beavers, often resulting in stunted growth of the plant. Its seeds are a favored food for an array of birds, as well as squirrels and wood rats.
Deer and Rabbits: The plant is not resistant to deer and rabbit grazing.
Toxicity: There’s no significant evidence to suggest that the plant is toxic to humans or pets.
Invasiveness: This species is not considered invasive in its native range.
Benefits: Apart from its ornamental value, it has ecological benefits like erosion control and providing wildlife habitat.
Light: Prefers full sun for optimal growth.
Soil: Enjoys wet but well-drained sites with a nutrient-poor, acidic soil.
Water: Moderate watering needs; can tolerate some drought once established but prefers consistent moisture.
Fertilizer: Apply a balanced, slow-release fertilizer in early spring for healthy growth.
Pruning: Minimal pruning needed, primarily to remove dead or damaged branches. Best done in late winter or early spring.
Propagation: Can be propagated by seeds. Germination is facilitated by exposure to light. Do not plant too deeply. Dwarf Birch also reproduces vegetatively, through layering and by sprouting from their root crown and/or rhizomes
Pests and Diseases: Keep an eye out for Bronze Birch Borer, Birch Leafminer, Aphids, Leaf Spot, Powdery Mildew, and Canker.
Hardiness |
2 - 5 |
---|---|
Heat Zones |
1 - 5 |
Plant Type | Shrubs |
Plant Family | Betulaceae |
Genus | Betula |
Common names | Birch |
Exposure | Full Sun |
Season of Interest | Spring (Late), Summer (Late), Fall |
Height | 1' - 3' (30cm - 90cm) |
Spread | 1' - 3' (30cm - 90cm) |
Spacing | 12" - 36" (30cm - 90cm) |
Maintenance | Low |
Water Needs | Average, High |
Soil Type | Clay, Loam, Sand |
Soil pH | Neutral, Acid |
Soil Drainage | Moisture Retentive, Moist but Well-Drained |
Native Plants | United Kingdom, United States, Maine, New Hampshire, New York, Vermont, Midwest, Pacific Northwest, California, Northeast, Alaska, Rocky Mountains, South Dakota, Oregon, Idaho, Washington, Montana, Colorado, Wyoming, Utah |
Tolerance | Wet Soil |
Garden Uses | Ground Covers |
Garden Styles | Gravel and Rock Garden, Informal and Cottage |
Hardiness |
2 - 5 |
---|---|
Heat Zones |
1 - 5 |
Plant Type | Shrubs |
Plant Family | Betulaceae |
Genus | Betula |
Common names | Birch |
Exposure | Full Sun |
Season of Interest | Spring (Late), Summer (Late), Fall |
Height | 1' - 3' (30cm - 90cm) |
Spread | 1' - 3' (30cm - 90cm) |
Spacing | 12" - 36" (30cm - 90cm) |
Maintenance | Low |
Water Needs | Average, High |
Soil Type | Clay, Loam, Sand |
Soil pH | Neutral, Acid |
Soil Drainage | Moisture Retentive, Moist but Well-Drained |
Native Plants | United Kingdom, United States, Maine, New Hampshire, New York, Vermont, Midwest, Pacific Northwest, California, Northeast, Alaska, Rocky Mountains, South Dakota, Oregon, Idaho, Washington, Montana, Colorado, Wyoming, Utah |
Tolerance | Wet Soil |
Garden Uses | Ground Covers |
Garden Styles | Gravel and Rock Garden, Informal and Cottage |
How many Betula nana (Dwarf Birch) do I need for my garden?
Plant | Quantity | |
---|---|---|
Betula nana (Dwarf Birch) | N/A | Buy Plants |
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Create a membership account to save your garden designs and to view them on any device.
Becoming a contributing member of Gardenia is easy and can be done in just a few minutes. If you provide us with your name, email address and the payment of a modest $25 annual membership fee, you will become a full member, enabling you to design and save up to 25 of your garden design ideas.
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