Smallflower Lupine
Lupinus polycarpus
Last reviewed: June 2026
Light
full sun
Water
low
Size
6"–24" H × 6"–12" W
Bloom
May, Jun, Jul
Native to
WA
Pollinators
bees
Browse plants for this ecoregion
Smallflower lupine is a compact annual wildflower that produces spikes of small blue to purple flowers from late spring through summer. This low-growing native reaches up to 2 feet tall and thrives in sunny, dry conditions with minimal water once established.
In an HOA neighborhood
Smallflower Lupine 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.
- Dies back completely as annual, leaving gaps
- Can appear weedy or informal to traditional landscaping standards
- May self-seed unpredictably
Wildlife value
The flowers provide nectar for native bees and other pollinators during the growing season. As a member of the legume family, it also helps fix nitrogen in the soil.
Common questions
- How much sun does Smallflower Lupine need?
- Smallflower Lupine grows best in full sun conditions.
- When does Smallflower Lupine bloom?
- Smallflower Lupine blooms in May, June, and July.
- Where is Smallflower Lupine native?
- Smallflower Lupine (Lupinus polycarpus) is native to WA, per the USDA PLANTS Database and regional native plant society lists.
- What pollinators does Smallflower Lupine attract?
- Smallflower Lupine draws bees.
- Is Smallflower Lupine HOA-friendly?
- Smallflower Lupine 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 Smallflower Lupine? 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