San Bernardino Larkspur
Delphinium parryi
Last reviewed: June 2026
San Bernardino Larkspur is toxic to dogs and cats.
Listed as toxic by the ASPCA Animal Poison Control Center (last reviewed 2026-05-21). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435and your veterinarian's emergency line.
Pollinator Patch flags toxic plants so you can choose a pet-safe native alternative for your yard.
Light
full sun
Water
low
Size
12"–36" H × 12"–24" W
Bloom
Apr, May, Jun
Native to
CA
Pollinators
bees, hummingbirds
Browse plants for this ecoregion
Delphinium parryi, commonly called Parry's larkspur, is a native perennial with striking tall spikes of deep blue to purple flowers. It blooms in spring to early summer, adding vertical interest to gardens while requiring minimal water once established.
In an HOA neighborhood
San Bernardino Larkspur is an HOA-friendly choice in the right placement. Maintenance level: moderate. Tidiness: 3 out of 5.
Works well in: backyard only, mid zone, foundation.
- Looks untidy after blooming when foliage dies back
- May need staking to prevent flopping
- Can appear sparse when not in bloom
Wildlife value
This plant is highly valuable to native bees and hummingbirds, providing nectar during its spring bloom period. Bumblebees particularly favor these flowers for their abundant nectar resources.
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.
Pollinator Patch flags toxic plants like San Bernardino Larkspur and shows pet-safe natives for your ecoregion instead.