Drummond Milkvetch
Astragalus drummondii
Last reviewed: June 2026
Drummond Milkvetch (Astragalus drummondii) is not on the ASPCA Animal Poison Control Center toxic plant list for dogs or cats (aspca.org (opens in new tab), last reviewed 2026-05-21). If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
low
Size
4"–12" H × 4"–12" W
Bloom
May, Jun, Jul
Native to
CO, ID, MT, ND and 6 more states
Pollinators
bees
Browse plants for this ecoregion
Drummond's milkvetch is a low-growing native perennial that forms compact mounds of silvery-green foliage. It produces clusters of small purple or white pea-like flowers from May through July, followed by distinctive inflated seed pods.
In an HOA neighborhood
Drummond Milkvetch takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Appears weedy and unkempt to most HOAs
- Seed pods can look messy
- May die back significantly in winter
Wildlife value
This plant provides nectar for native bees and other pollinators during its extended bloom period. The seeds may also provide food for small birds and wildlife.
Common questions
- How much sun does Drummond Milkvetch need?
- Drummond Milkvetch grows best in full sun conditions.
- When does Drummond Milkvetch bloom?
- Drummond Milkvetch blooms in May, June, and July.
- Where is Drummond Milkvetch native?
- Drummond Milkvetch (Astragalus drummondii) is native to CO, ID, MT, ND and 6 more states, per the USDA PLANTS Database and regional native plant society lists.
- Is Drummond Milkvetch toxic to dogs?
- Drummond Milkvetch is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org).
- Is Drummond Milkvetch toxic to cats?
- Drummond Milkvetch is not on the ASPCA Animal Poison Control Center toxic plant list for cats (aspca.org).
- What pollinators does Drummond Milkvetch attract?
- Drummond Milkvetch draws bees.
- Is Drummond Milkvetch HOA-friendly?
- Drummond Milkvetch takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Ready to grow Drummond Milkvetch? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Not sure where to start? Take the 2-minute yard quiz