
(Kalmia latifolia)

Mountain laurel, Calico bush, Lamp post 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.
3-18 feet (1-5.5 meters)
Kalmia latifolia prefers partial shade to full sun. It can tolerate shade but will not flower as profusely.
Kalmia latifolia prefers moderate to high humidity.
The plant does not require much fertilizer. Fertilize once a year in the spring with a slow-release fertilizer.
Prune after flowering to maintain shape and remove dead or damaged branches.
Kalmia latifolia is susceptible to lace bugs and spider mites.
Not suitable for indoor growing
The plant prefers moist, well-drained soil. It does not tolerate standing water.
The plant can tolerate a wide range of temperatures, but it prefers cool to moderate temperatures.
The growing season for Kalmia latifolia is from late spring to early fall.
Kalmia latifolia is moderately difficult to grow. It requires specific soil and light conditions to thrive.
USDA hardiness zones 5 to 9.
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.