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Asperula Asclepias Plant

12.99
  • - Antelope Horns Milkweed
  • - Height: 12-18 inches
  • - Hardiness Zone: 3-9
  • - Exposure: Full Sun
  • - Bloom Time: June-September
  • - Each Quart contains 1 Asperula Asclepias Plant
Plant Features

Asperula Asclepias produces clumps of upright stems with a sprawling habit and beautiful multi-colored flowers that pollinators cannot get enough of. The long narrow leaves begin to curve as they grow in length, somewhat resembling antelope horns. Asperula must have well-drained soils to thrive. It is native to the western United States. 

Our Asclepias Plants are grown with care, free from harmful pesticides, making them safe for your garden and the environment. Guaranteed to arrive alive and thriving!

Planting Instructions:

  • - Can be planted spring, summer, or fall

Soil Preparation:

  • - Ideal soil pH: 6.0-7.0
  • - Prefers well-draining soil, but can tolerate poor, dry soils

Watering Specifics:

  • - Water moderately during the establishment period, then reduce frequency
  • - Drought-tolerant once established; water only during prolonged dry periods

Fertilizer Type:

  • - If necessary, use a light application of balanced fertilizer in early spring

Pruning and Training:

  • - Deadhead spent blooms to encourage more flowers and prevent self-seeding
  • - Cut back stems to the base in late fall after flowering to tidy up the plant

Additional Pest Management:

  • - Naturally resistant to most pests, though aphids can occasionally be a problem
  • - Monitor for the orange-colored Oleander aphids and wash them off with water if needed

Blooming Indicators:

  • - Blooms from early summer through early fall

Light Requirements:

  • - Can tolerate light shade, but may produce fewer flowers

Temperature Tolerance:

  • - Thrives in temperatures between 65-85°F
  • - Heat and drought tolerant; does not perform well in consistently wet soils

Companion Plants for Asclepias:

  • - Echinacea: Their vibrant flowers attract pollinators and complement Asclepias' blooms
  • - Lavender: Adds fragrance and color contrast to the garden
  • - Salvia: Provides vertical interest with its spikes of blue or purple flowers
  • - Liatris: Its tall, feathery spikes add height and texture alongside Asclepias
  • - Gaillardia: Their bright, daisy-like flowers enhance the visual appeal of an Asclepias garden
Attribute name Attribute value
Plant Needs
Sunlight 6+ hours
Overwinter Zones 3, 4, 5, 6, 7, 8, 9
Soil Moisture Moist to Dry
Soil Properties Well-drained
Attribute name Attribute value
Plant Characteristics
Height Category Medium
Mature Spread 12-18 inches
Habit Upright
Flower Color White
Foliage Color Green
Attracts Bees, Butterflies, Hummingbirds
Features Heat tolerant
Garden Styles Butterfly Garden, Pollinator Garden, Prairie Garden
Plant Used for Educational Value, Water Conservation
Critter Resistance Deer Resistance: Medium, Rabbit
Pet Friendly No
Plant Type Open-Pollinated
Tolerates Sandy soil
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