Green-flowered milkweed

Antelope horns

Asclepias asperula

plant type:
forb
lifecycle:
perennial
growing season:
NA

Soil

Acceptable Soil Types:
Clay
Loam
Silt
Sand
Gravel
Acceptable Soil conditions:

Location

Min elevation:
3000
Max elevation:
8000
Counties: 
Apache
Cochise
Coconino
Gila
Graham
Greenlee
La Paz
Maricopa
Mohave
Navajo
Pima
Pinal
Santa Cruz
Yavapai

Reproduction & Growth

Growth rate: 
Moderate
Germination rate: 
Fast
Establishment: 
Low

Ecological

Best Suited for these Site conditions:
Cold
Best Suited for these Management goals:
Pollinator habitat

Additional Information

Commercial availability:
Commonly available
NOTES:
preferred by Monarchs; toxic to animals and humans; plant knowing that many will die
Citations:

Kaye et al 2018; Sundell 1994