Prairie Agoseris
Agoseris glauca
Last reviewed: June 2026
The USDA PLANTS Database (opens in new tab) does not flag Prairie Agoseris as toxic to livestock.
Light
full sun
Water
low
Size
4"–24" H × 4"–12" W
Bloom
May, Jun, Jul, Aug
Native to
AZ, CA, CO, ID and 11 more states
Pollinators
bees, butterflies
Browse plants for this ecoregion
Prairie agoseris is a compact native wildflower that produces bright yellow dandelion-like blooms from late spring through summer. This low-growing perennial forms neat clumps with narrow leaves and thrives in sunny, dry conditions.
In an HOA neighborhood
Prairie Agoseris 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.
- Flowers closely resemble dandelions which many HOAs consider weeds
- May be mistaken for undesirable wildflowers by neighbors
- Leaf retention unknown creates uncertainty about winter appearance
Wildlife value
The cheerful yellow flowers attract native bees and butterflies throughout the long blooming season. Seeds provide food for small birds and wildlife.
Common questions
- How much sun does Prairie Agoseris need?
- Prairie Agoseris grows best in full sun conditions.
- When does Prairie Agoseris bloom?
- Prairie Agoseris blooms in May, June, July, and August.
- Where is Prairie Agoseris native?
- Prairie Agoseris (Agoseris glauca) is native to AZ, CA, CO, ID and 11 more states, per the USDA PLANTS Database and regional native plant society lists.
- Is Prairie Agoseris toxic to livestock?
- The USDA PLANTS Database does not flag Prairie Agoseris as toxic to livestock.
- What pollinators does Prairie Agoseris attract?
- Prairie Agoseris draws bees and butterflies.
- Is Prairie Agoseris HOA-friendly?
- Prairie Agoseris 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.
Does Prairie Agoseris fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.