Asclepias tuberosa

Asclepias tuberosa

Butterfly flower

Drought tolerant perennial; full sun. Red-orange, umbel-type flowers bloom June to September in dry prairies, canyons or woods. A widely distributed, showy perennial species which, as indicated by its common name, attracts butterflies.

Varieties: 

Species Attributes

Height: 
12 
- 24 
in.
Life Form: 
Perennial
Native or Introduced: 
Native
Precipitation: 
Moderate
Sun & Shade Tolerance: 
Full Sun
Elevation: 
ft.

Soil Texture

Coarse: 
Best
Moderately Coarse: 
Best
Medium: 
Best
Moderately Fine: 
Average
Fine: 
Not Adapted

Soil pH

Acidic: 
Best
Neutral: 
Average
Basic: 
Not Adapted
Seeding Rate: 
- 12 
PLS lbs/Acre
Pure Seed per Bushel: 
24.80 lbs.
Seeds per Pound: 
102,400
Germination Time: 
Days
Mycorrhizal Dependent: 
Yes
Bloom Color: 
Orange
Blooming Season: 
Summer
Fall