Plant DetailShow Menu

Lanceolated Milkwort Asclepias lanceolata

Other Common Name(s):

Phonetic Spelling
as-KLEE-pee-as lan-see-oh-LAY-tuh
This plant has medium severity poison characteristics.
See below
Description

Erect, perennial herbs with milky juice; Narrow, opposite, lanceolate leaves; 6-8 in. long; smooth, slender stem; wide spacing between pairs of leaves; 1-3 umbels at top of stem; 5-12 bright orange-yellow flowers with red corolla per umbel, 5-parted; fruit dry and inflated, erect, and with many hair-tufted seeds

Site: Savannahs, moist ditches, brackish marshes

Found in: Weedy in disturbed areas, native or naturalized in waste places, roadsides, fields; landscape in flower gardens as herbaceous perennials

Cultivars / Varieties:
Tags:
#larval host plant#food source summer#Coastal OBL#food source herbage#food source nectar#food source pollen#Piedmont Mountains OBL#bird friendly
 
Cultivars / Varieties:
Tags:
#larval host plant#food source summer#Coastal OBL#food source herbage#food source nectar#food source pollen#Piedmont Mountains OBL#bird friendly
  • Attributes:
    Genus:
    Asclepias
    Species:
    lanceolata
    Family:
    Apocynaceae
    Life Cycle:
    Perennial
    Country Or Region Of Origin:
    New Jersey to Texas
    Dimensions:
    Height: 2 ft. 0 in. - 4 ft. 0 in.
    Width: 0 ft. 1 in. - 1 ft. 0 in.
  • Whole Plant Traits:
    Plant Type:
    Herbaceous Perennial
    Poisonous
    Wildflower
  • 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 Wet
    NC Region:
    Coastal
  • Fruit:
    Display/Harvest Time:
    Summer
    Fruit Type:
    Capsule
    Fruit Description:
    Fruit dry and inflated, erect, and with many hair-tufted seeds. Displays from August to September.
  • Flowers:
    Flower Color:
    Gold/Yellow
    Orange
    Red/Burgundy
    Flower Inflorescence:
    Umbel
    Flower Value To Gardener:
    Showy
    Flower Bloom Time:
    Summer
    Flower Petals:
    4-5 petals/rays
    Flower Description:
    1-3 umbels at top of stem; 5-12 bright orange-yellow flowers with red corolla per umbel. Blooms from July to August.
  • Leaves:
    Leaf Color:
    Green
    Leaf Type:
    Simple
    Leaf Arrangement:
    Opposite
    Leaf Shape:
    Lanceolate
    Hairs Present:
    No
    Leaf Length:
    > 6 inches
    Leaf Description:
    Narrow, opposite, lanceolate leaves; 6-8 in. long; smooth, slender stem; wide spacing between pairs of leaves
  • Stem:
    Stem Is Aromatic:
    No
    Stem Surface:
    Smooth (glabrous)
    Stem Description:
    Long; smooth, slender stem
  • Landscape:
    Landscape Location:
    Naturalized Area
    Landscape Theme:
    Butterfly Garden
    Pollinator Garden
    Attracts:
    Bees
    Butterflies
    Pollinators
    Songbirds
    Problems:
    Poisonous to Humans
  • Poisonous to Humans:
    Poison Severity:
    Medium
    Poison Symptoms:
    TOXIC ONLY IF LARGE QUANTITIES EATEN. Vomiting, stupor, weakness, spasms.
    Poison Toxic Principle:
    Cardiac glycosides and resinoids
    Causes Contact Dermatitis:
    No
    Poison Part:
    Bark
    Flowers
    Fruits
    Leaves
    Roots
    Seeds
    Stems