Three-Nerve Fleabane
Erigeron subtrinervis
Last reviewed: June 2026
Light
full sun
Water
low
Size
6"–18" H × 6"–12" W
Bloom
Jun, Jul, Aug
Native to
CO
Pollinators
bees, butterflies, beetles
Three-nerved fleabane is a compact native wildflower that forms neat clumps of narrow leaves topped with cheerful white daisy-like flowers. It blooms reliably through summer months and requires minimal water once established. This low-maintenance perennial works well in rock gardens and drought-tolerant landscapes.
In an HOA neighborhood
Three-Nerve Fleabane is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.
Works well in: front yard, foundation, street edge, mid zone.
Wildlife value
The abundant summer flowers attract native bees, butterflies, and beneficial beetles. Its long blooming period provides consistent nectar when many other wildflowers have finished flowering.
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 Three-Nerve Fleabane fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.