Bog-laurel (Kalmia microphylla)

Bog-laurel

Also known as: Western laurel

Bog-laurel is a flowering shrub commonly found in the bogs of North America (hence, the common name). Its decorative flowers and short, manageable stature (it typically only reaches 20 cm in height) make it a popular choice for home gardens. However, bog-laurel and its sister species are extremely toxic to both people and animals, so take care when near this plant.

Scientific classification

Species

Bog-laurel (Kalmia microphylla)

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15 cm to 46 cm

Plant Height

60 cm to 1.2 m

Spread

1.3 cm to 2 cm

Flower Size

Pink, Purple

Flower Color

Evergreen

Leaf type

0 - 35 ℃

Ideal Temperature

Spring, Summer

Growth Season

Slow

Growth Rate

Images of Bog-laurel

Attributes of Bog-laurel

Growth Rate

Bog-laurel's slow growth rate ensues in spring, extending to the summer season. Though gradual, this pattern encourages condensed leaf growth, fostering a rich, dense habit. The slow growth also impacts the compactness of the plant, with height increase being minimal. One horticultural consequence of this slow growth speed is the delayed, yet rewarding, burst of petite blossoming flowers, a hallmark of bog-laurel.'s growth cycle.

Care Guide for Bog-laurel

Every 2-3 weeks

Water

Partial sun

Sunlight

0 - 35 ℃

Ideal Temperature

Water: Bog-laurel thrives in moist habitats, tolerating wet conditions with a preference for consistent moisture. Watering every 2-3 weeks prevents over-saturation. It flourishes in humid climates, benefiting from natural rainfall, with optimal growth aligned with regional water availability.

Fertilize: Fertilizing bog-laurel with a balanced or high nitrogen fertilizer in spring boosts health and flowering. Use acid-loving plant formulations, following label guidelines to prevent over-fertilization. Lighter feeding in fall is needed, and always water bog-laurel after fertilizing to ensure nutrient distribution.

Pruning: Bog-laurel is a small shrub featuring vibrant pink flowers and dense foliage. Prune in early to late winter, removing dead branches and thinning crowded areas for better air circulation. This practice enhances blooms, reduces disease risk, and supports the plant's health and appearance.

Propagation: Bog-laurel is a North American evergreen shrub that prefers moist, well-drained acidic soils. Propagation is successful through semi-hardwood cuttings treated with rooting hormone in a high humidity environment. Consistent moisture without waterlogging is essential for root development and stability.

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