Kalmia latifolia

Mountain Laurel

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Evergreen shrub native to Eastern North America, known for glossy leaves and clusters of pink or white bell-shaped flowers in late spring. Toxic if ingested.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
info Pot sizes shown are estimations. Real dimensions may vary depending on the merchant.
Merchant Pot Size Availability Price
Amazon.com 9-10 in Out of Stock $63.99 Buy
Merchant Pot Size Availability Price
Amazon.com 11-12 in In Stock $76.19 Buy
Amazon.com 11-12 in In Stock $81.87 Buy
Amazon.com 11-12 in In Stock $81.99 Buy
Amazon.com 11-12 in In Stock $87.99 Buy
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Plant Details

Common Name Mountain Laurel
Family Ericaceae
Genus Kalmia
Species Latifolia
Origin Eastern North America
Blooming Late spring, occasionally summer in cooler climates
Leaf Color Dark glossy green
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Acidic peat-based mix (ericaceous soil), pH 4.5-6.0, excellent drainage required to prevent root rot.

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Watering

Keep soil consistently moist but not waterlogged; uses rain or distilled water (sensitive to lime).

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Sunlight & Care

Prefers morning sun and afternoon shade; direct hot sun can scorch glossy leaves.

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Fertilization

Apply slow-release acidic fertilizer in early spring after flowering stops.

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Pruning

Prune immediately after flowering to maintain shape; remove dead wood in late winter.

Pest Control Aphid Leafhopper Scale Insect Spittlebug

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
41° – 79°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 75%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
800 – 12000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1200 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
30% – 55%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1200
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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