Photo of Asclepias asperula flower by Lunch

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Asclepias asperula

Also Known As

  • Antelope Horns
  • Spider Milkweed

Plant type

perennial

size

  • H: 1'-2'
  • W: 2'-3'

planting zones

  • 7a-9b

Asclepias asperula plant details

Asclepias asperula is a broadleaf deciduous perennial with green foliage. In summer cream, green and purple flowers emerge. Attracts bees, beneficial insects and butterflies making it an excellent addition to pollinator gardens. Grows well with sun and regular - low water. Drought tolerant once established. Adapts to various soil conditions. Does well in alkaline, average, clay, gritty, lean, rocky and well-drained soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Asclepias asperula

Plant type: perennial
Plant family: apocynaceae
Foliage: deciduous green
Mature size: 2 FT - 3 FT - wide, 1 FT - 2 FT - tall
Flowers: cream, green and purple blooms in summer
Uses: cottage garden, easy-to-grow, native plant, rock garden

GROWING CONDITIONS for Asclepias asperula

USDA Zones: 7a - 9b
Sun exposure: sun
Watering frequency: regular - low
Resistant to: deer and rabbit, heat
Soil needs: alkaline, average, clay, gritty, lean, rocky and well-drained

Gardening facts about Asclepias asperula plant

How to Grow Asclepias asperula

  • Sun Exposure

    • sun
  • Water Needs

    • regular - drought tolerant
  • Soil Needs

    • clay
    • alkaline
    • adaptable
    • average
    • lean
    • well-drained
    • rocky
    • gritty
  • Special Situation

    • heat tolerant

Features

  • Foliage Color

    • green
  • Flower Color

    • cream
    • green
    • purple
  • Wildlife

    • beneficial insects
    • bees
    • butterflies
    • deer resistant
    • rabbit resistant
  • Flower Season

    • summer
  • Foliage Season

    • deciduous

See other plant types of Asclepias for your garden

aka Blood Flower, Mexican Milkweed

Plant Type

Perennial

Zones

8b-11

Size

Height: 3'-4'

Width: 2'-4'

  • sun - mostly sun
  • regular - drought tolerant
Photo of Asclepias curassavica flower by Far Out Flora
View Plant

More Options

aka Desert Milkweed

Plant Type

Perennial

Zones

4a-10b

Size

Height: 18"-36"

Width: 18"-24"

  • sun
  • occasional - drought tolerant
  • dry in summer
Photo of Asclepias erosa flower by Stan Shebs
View Plant

aka Desert Milkweed, Rush Milkweed

Plant Type

Perennial

Zones

9a-11

Size

Height: 3'-4'

Width: 3'-4'

  • sun
  • occasional - drought tolerant
  • dry in summer
Photo of Asclepias subulata flower by Stan Shebs
View Plant

More Options

aka Mexican Butterfly Weed, Scarlet Milkweed

Plant Type

Perennial

Zones

8a-12

Size

Height: 2'-4'

Width: 2'-4'

  • sun - mostly sun
  • regular - drought tolerant
Photo of Asclepias curassavica 'Silky Gold' flower by Stan Shebs
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More Options

aka Cinderella's Pink Swamp Milkweed

Plant Type

Perennial

Zones

3a-9b

Size

Height: 3'-4'

Width: 1'-3'

  • sun - mostly sun
  • even moisture - regular
Photo of Asclepias incarnata 'Cinderella' by Grace Peterson
View Plant

More Options

+40 more Asclepias
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