Ericaceae
Kalmia microphylla var. microphylla
Kalmia microphylla var. microphylla var. microphylla
Also known as Kalmia microphylla f. alba
Flowering Plants · Native Plants · Trees & Shrubs · Alpine Laurel · Kalmia · Ericaceae · Mountain Shrub · Acidic Soil · Evergreen · Rock Garden · Alpine Plant · Woodland Garden · Native Shrub
Alpine laurel is a compact, slow-growing evergreen shrub that produces delicate pink to rose-purple flowers in summer and thrives in moist, acidic, well-drained soils. It prefers cool mountain conditions with partial shade and consistent moisture, making it ideal for rock gardens or woodland settings. Avoid alkaline soils and standing water, and note that all parts of the plant are toxic if ingested.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Keep soil consistently moist but never waterlogged; avoid letting it dry out completely · Every 7-10 days
- Maintenance
- Moderate
- Soil
- peat
- Soil pH
- 6–7.3
- Temperature
- -25°F to 85°F
- Cycle
- Perennial
Hardiness
USDA 4b-8b
Form & growth
Mature size and habit
- Mature height
- 3 ft – 10 ft
- Spread
- 6.7 ft
- Spacing
- 24 in apart
- Growth rate
- Slow
- Root depth
- Medium
- Flowers
- Yes
- Foliage
- Coarse
Ecology & origin
Where it belongs and what it brings
- Native to
- Alaska, Alberta, British Columbia, California, Colorado, Idaho, Manitoba, Montana, Nevada, Northwest Territorie, Ontario, Oregon, Saskatchewan, Utah, Washington, Wyoming, Yukon
- Attracts
- Bees, Butterflies
Sources: trefle, usda
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