Illinois Bundleflower
Desmanthus illinoensis
Last reviewed: July 2026
Illinois Bundleflower is a native legume that blooms white flowers from June through August across the central and eastern United States. This drought-tolerant forb attracts bees and beetles while thriving in prairies and disturbed soils.
The USDA PLANTS Database (opens in new tab) does not flag Illinois Bundleflower as toxic to livestock.
Light
full sun
Water
low
Size
24"–48" H × 12"–24" W
Bloom
Jun, Jul, Aug
Native to
AL, AR, CO, DE and 26 more states
Pollinators
bees, beetles
Browse plants for this ecoregion
Prairie bundleflower is a native perennial with feathery, compound leaves and small, white globe-shaped flower clusters. This drought-tolerant plant grows in an upright, somewhat open form and goes dormant in winter, leaving attractive seed pods that persist into fall.
Growing Illinois Bundleflower
Grow Illinois Bundleflower in full sun and low water. Mature plants reach 24 to 48 inches tall and spread 12 to 24 inches wide. Expect low maintenance to keep it looking intentional in a front yard.
In an HOA neighborhood
Illinois Bundleflower 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.
- Looks weedy and informal when not in bloom
- Open growth habit appears unkempt
- Seed pods may be seen as messy by neighbors
Wildlife value
The flowers attract native bees and beetles during summer blooms. Seeds provide food for birds, and the plant serves as a host for some native butterfly larvae.
Common questions
- When does Illinois Bundleflower bloom?
- Illinois Bundleflower produces white, globe-shaped flower clusters from June through August.
- What pollinators visit Illinois Bundleflower?
- The small white flowers attract bees and beetles, making it valuable for supporting native pollinator populations.
- Where is Illinois Bundleflower native?
- This plant is native to much of the central and eastern United States, ranging from the Great Plains through the Midwest and into parts of the Southeast and Northeast.
- What growing conditions does Illinois Bundleflower prefer?
- Illinois Bundleflower thrives in full sun with low water requirements, making it well-suited for prairies, roadsides, and other dry, open areas.
- Is Illinois Bundleflower toxic to livestock?
- The USDA PLANTS Database does not flag Illinois Bundleflower as toxic to livestock.
- Is Illinois Bundleflower HOA-friendly?
- Illinois Bundleflower 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 Illinois Bundleflower? 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