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Kalmia angustifolia

Phonetic Spelling
KAL-mee-ah an-gus-tih-FOH-lee-ah
This plant has high severity poison characteristics.
See below
Description

Sheep Laurel is an evergreen flowering shrub in the heath family that is native to North America from Canada south to VA in moist bogs or swamps. It grows up to 3 feet tall and 6 feet wide forming a dense mat. Pink flowers form in summer in clusters below the leaves. In fields, it can be problematic for grazing animals due to toxicity.

In cultivation, it prefers partial sun in moist acidic soils. Avoid planting in windy sites. Use in naturalized areas, foundation plantings or woodland settings. In maybe adaptable to southern states in mountainous areas. The var. Carolina is native to coastal and mountains of NC.

 

See this plant in the following landscape:
Cultivars / Varieties:
var. carolina
Tags:
#evergreen#small mammals#NC native#pollinator plant#larval host plant#food source fall#food source herbage#food source nectar#food source pollen#coastal FAC#Piedmont Mountains FAC#bird friendly#food source hard mast fruit#butterfly friendly#problem for cats#problem for dogs#problem for horses#audubon
 
Cultivars / Varieties:
var. carolina
Tags:
#evergreen#small mammals#NC native#pollinator plant#larval host plant#food source fall#food source herbage#food source nectar#food source pollen#coastal FAC#Piedmont Mountains FAC#bird friendly#food source hard mast fruit#butterfly friendly#problem for cats#problem for dogs#problem for horses#audubon
  • Attributes:
    Genus:
    Kalmia
    Species:
    angustifolia
    Family:
    Ericaceae
    Life Cycle:
    Perennial
    Country Or Region Of Origin:
    Eastern Canada to Eastern U.S.A
    Distribution:
    CT, DC, DE, MA, MD, ME, MI, NH, NJ, NY, PA, RI, VA, VT, WV Canada: MB, NB, NS, PE
    Wildlife Value:
    Grouse and other birds forage the leaves
    Dimensions:
    Height: 1 ft. 0 in. - 3 ft. 0 in.
    Width: 4 ft. 0 in. - 6 ft. 0 in.
  • Whole Plant Traits:
    Plant Type:
    Native Plant
    Woody Plant Leaf Characteristics:
    Broadleaf Evergreen
    Habit/Form:
    Rounded
    Spreading
    Growth Rate:
    Slow
    Texture:
    Medium
  • Cultural Conditions:
    Light:
    Full sun (6 or more hours of direct sunlight a day)
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Drainage:
    Moist
    Occasionally Dry
    Available Space To Plant:
    3 feet-6 feet
    NC Region:
    Coastal
    USDA Plant Hardiness Zone:
    5b, 5a, 6b, 6a, 7b, 7a, 8b, 8a
  • Fruit:
    Fruit Color:
    Brown/Copper
    Cream/Tan
    Display/Harvest Time:
    Fall
    Fruit Type:
    Capsule
    Fruit Description:
    Small dehiscent capsule with many seeds displays from September to October
  • Flowers:
    Flower Color:
    Pink
    Purple/Lavender
    Red/Burgundy
    Flower Inflorescence:
    Corymb
    Flower Bloom Time:
    Spring
    Flower Shape:
    Bell
    Flower Description:
    3/8 inch rose-pink to purplish crimson bell-shaped flowers scatted along the stem in clusters from April to June.
  • Leaves:
    Woody Plant Leaf Characteristics:
    Broadleaf Evergreen
    Leaf Color:
    Blue
    Green
    Leaf Feel:
    Glossy
    Leathery
    Deciduous Leaf Fall Color:
    Purple/Lavender
    Red/Burgundy
    Leaf Type:
    Simple
    Leaf Arrangement:
    Opposite
    Whorled
    Leaf Shape:
    Elliptical
    Leaf Margin:
    Entire
    Hairs Present:
    No
    Leaf Description:
    Oval blue-green leaves with paler undersides. Turn reddish-green to purple in fall
  • Bark:
    Bark Color:
    Dark Brown
    Bark Description:
    Brown gnarled trunks
  • Stem:
    Stem Color:
    Brown/Copper
    Stem Is Aromatic:
    No
    Stem Cross Section:
    Round
    Stem Surface:
    Smooth (glabrous)
    Stem Description:
    Smooth brown stems
  • Landscape:
    Landscape Theme:
    Butterfly Garden
    Pollinator Garden
    Attracts:
    Butterflies
    Pollinators
    Small Mammals
    Songbirds
    Problems:
    Poisonous to Humans
    Problem for Cats
    Problem for Dogs
    Problem for Horses
  • Poisonous to Humans:
    Poison Severity:
    High
    Poison Symptoms:
    May be fatal If eaten in large quantities. Salivation, watering of eyes and nose, slow pulse, nausea, vomiting, sweating, abdominal pain, headache, tingling of skin, lack of coordination, convulsions, and paralysis, diarrhea, weakness, cardiac failure.
    Poison Toxic Principle:
    Andromedotoxin, a resinoid; arbutin, a glycoside, Grayanotoxin
    Causes Contact Dermatitis:
    No
    Poison Part:
    Flowers
    Fruits
    Leaves
    Seeds
    Stems