Field Locoweed
Oxytropis campestris
Last reviewed: June 2026
Field Locoweed (Oxytropis campestris) 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"–16" H × 4"–12" W
Bloom
May, Jun, Jul
Native to
CO, ID, ME, MN and 7 more states
Pollinators
bees
Field locoweed is a low-growing native perennial that forms compact clumps with feathery foliage and clusters of small pea-like flowers. This drought-tolerant plant blooms from May through July in shades of cream, yellow, or purple. It thrives in full sun and requires minimal water once established.
In an HOA neighborhood
Field Locoweed 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.
- Common name includes 'locoweed' which creates negative perception
- Can appear sparse or weedy outside of bloom period
- Not widely recognized as ornamental by general public
Wildlife value
The flowers attract native bees and other pollinators during its extended spring and summer bloom period. As a legume, it also helps fix nitrogen in the soil.
Common questions
- How much sun does Field Locoweed need?
- Field Locoweed grows best in full sun conditions.
- When does Field Locoweed bloom?
- Field Locoweed blooms in May, June, and July.
- Where is Field Locoweed native?
- Field Locoweed (Oxytropis campestris) is native to CO, ID, ME, MN and 7 more states, per the USDA PLANTS Database and regional native plant society lists.
- Is Field Locoweed toxic to dogs?
- Field Locoweed is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org).
- Is Field Locoweed toxic to cats?
- Field Locoweed is not on the ASPCA Animal Poison Control Center toxic plant list for cats (aspca.org).
- What pollinators does Field Locoweed attract?
- Field Locoweed draws bees.
- Is Field Locoweed HOA-friendly?
- Field Locoweed 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 Field Locoweed? 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