American dwarf birch
Betula pumila
Last reviewed: November 2026
American dwarf birch (Betula pumila) is a perennial shrub native to CA, CO, CT, IA and 21 more states. It blooms in April and May.
Watering reminders and freeze alerts for American dwarf birch, free in the app.
Toxicity unknown
American dwarf birch (Betula pumila) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
high
Size
36"–120" H × 36"–96" W
Bloom
Apr, May
Native to
CA, CO, CT, IA and 21 more states
Before you buy
Your city may pay you to plant this
Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 461 programs across 44 states, each with a link to the provider and the date we last checked it.
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Browse plants for this ecoregion
A small, multi-stemmed shrub with rounded, toothed leaves and slender catkins in spring. It grows in bogs and wet, acidic soils, forming dense thickets in cold wetland habitats.
Growing American dwarf birch
Grow American dwarf birch in full sun and high water. Mature plants reach 36 to 120 inches tall and spread 36 to 96 inches wide.
Wildlife value
Its catkins and seeds provide food for birds, and dense branching offers cover in wetland habitats.
Common questions
- How much sun does American dwarf birch need?
- American dwarf birch grows best in full sun conditions.
- When does American dwarf birch bloom?
- American dwarf birch blooms in April and May.
- Where is American dwarf birch native?
- American dwarf birch (Betula pumila) is native to CA, CO, CT, IA and 21 more states, per the World Checklist of Vascular Plants (Kew).
Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
If something looks wrong
Common plant problems, and what to check first
These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow American dwarf birch? Add it to your garden in the Pollinator Patch App to track it and get season-by-season care guidance.