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PlantSnap
Plant Care
Mountain laurel
(Kalmia latifolia)
Also Known As
Mountain laurel, Calico bush, Lamp post plant
About This Plant
Kalmia latifolia is an evergreen shrub with glossy leaves and showy flowers. The plant is native to eastern North America and is commonly known as Mountain laurel.
Plant Care Instructions
Outdoor Size Range
3-18 feet (1-5.5 meters)
Light Requirements
Kalmia latifolia prefers partial shade to full sun. It can tolerate shade but will not flower as profusely.
Humidity Needs
Kalmia latifolia prefers moderate to high humidity.
Fertilizing Schedule
The plant does not require much fertilizer. Fertilize once a year in the spring with a slow-release fertilizer.
Pruning Guidelines
Prune after flowering to maintain shape and remove dead or damaged branches.
Common Pests and Diseases
Kalmia latifolia is susceptible to lace bugs and spider mites.
Indoor Size Range
Not suitable for indoor growing
Watering Schedule
The plant prefers moist, well-drained soil. It does not tolerate standing water.
Temperature Range
The plant can tolerate a wide range of temperatures, but it prefers cool to moderate temperatures.
Growing Season
The growing season for Kalmia latifolia is from late spring to early fall.
Growing Difficulty Level
Kalmia latifolia is moderately difficult to grow. It requires specific soil and light conditions to thrive.
USDA Hardiness Zones
USDA hardiness zones 5 to 9.
Did You Know?
Kalmia latifolia contains a toxic compound called andromedotoxin. The plant is poisonous to livestock and can cause vomiting, diarrhea, and even death if ingested in large quantities.
