Seashore Lupine
Lupinus littoralis
Last reviewed: June 2026
Light
full sun
Water
low
Size
4"–24" H × 8"–16" W
Bloom
May, Jun, Jul
Native to
CA, OR, WA
Pollinators
bees, butterflies
Browse plants for this ecoregion
Seashore lupine is a compact native perennial with silvery-green foliage and spikes of blue to purple flowers from May through July. This drought-tolerant plant forms neat clumps that work well in sunny, well-drained locations.
In an HOA neighborhood
Seashore Lupine 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
Host plant for blue butterfly.
The flowers attract native bees and butterflies during the summer blooming period. As a nitrogen-fixing legume, it also improves soil health for surrounding plants.
Common questions
- How much sun does Seashore Lupine need?
- Seashore Lupine grows best in full sun conditions.
- When does Seashore Lupine bloom?
- Seashore Lupine blooms in May, June, and July.
- Where is Seashore Lupine native?
- Seashore Lupine (Lupinus littoralis) is native to CA, OR, WA, per the USDA PLANTS Database and regional native plant society lists.
- What butterflies or moths does Seashore Lupine host?
- Seashore Lupine is a larval host plant for blue butterfly.
- Is Seashore Lupine HOA-friendly?
- Seashore Lupine is generally an HOA-friendly choice in the right placement, with low maintenance.
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 Seashore 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