Milkweed (Asclepias curassavica)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Annual

Milkweed
Asclepias curassavica

Asclepias curassavica
Asclepias curassavica
 
Features
Attractive upright plant with long narrow leaves and cluster of lantana-like flowers at the ends of the stems. 
 
Culture
Full sun and well-drained soil 
 
Cultivars

'Silky Deep Red' 18-24 inches tall, red and yellow flowers

'Silky Gold' 18-24 inches tall, yellow flowers

 
 
Mature Height
18-24 Inches
 
Size
Medium
 
 
Annual Hardiness Type
Tender Annual
 
 
Bloom Color
Orange
Red
White
 
 
Bloom Season
June - October
 
Soil Conditions
Moist, Well-Drained
 
 
Exposure/Light Requirements
Full Sun
 
 
Pests and Problems

Environmental Damage

Insect Damage


Additional pests and problems that may affect this plant:


 
Additional Notes
Long blooming annual. Attractive flowers and leaves. Attractive seed pods. Attracts butterflies. Milky sap may be irritating to some.

 

 
Related Resources
Home, Yard & Garden Pest Guide
Illinois Commercial Landscape and Turfgrass Pest Management Handbook
U of IL - Distance Diagnosis through Digital Imaging
U of IL - Plant Clinic