Ripley's Milkvetch

Astragalus ripleyi

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Astragalus
Species:
Astragalus ripleyi
USDA Symbol:
ASRI2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun,jul
Bloom Colors:
purple, pink

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Keystone Species Ranking

Pollen Specialist Bee Keystone:
★★★☆☆ Native pollen specialist bee species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Prairie-adapted species that responds positively to periodic fire, which reduces woody competition and maintains open wetland prairie habitat.

Soil Requirements

Soil Type:
rocky, well-drained calcareous soil
pH:
6.5 - 7.5 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
often found in limestone-derived soils

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Legume seeds benefit from scarification before cold stratification. Germination improves with scarification and moist cold treatment.

The above propagation data sourced from Claude AI