Eastern White Water-Crowfoot
Ranunculus longirostris
Last reviewed: August 2026
Eastern White Water-Crowfoot is toxic to dogs and cats.
Listed as toxic by the ASPCA Animal Poison Control Center (opens in new tab) (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.
The USDA PLANTS Database (opens in new tab) does not flag Eastern White Water-Crowfoot as toxic to livestock.
Light
part sun
Water
high
Size
4"–12" H × 4"–12" W
Bloom
May, Jun, Jul
Native to
AL, CO, DE, ID and 5 more states
Pollinators
bees, beetles
Before you buy
Your city may pay you to plant this
Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 437 programs across 44 states, each with a link to the provider and the date we last checked it.
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Ranunculus longirostris is a small native buttercup that forms low clumps of delicate foliage. It produces bright yellow flowers from May through July and requires consistently moist soil conditions to thrive.
In an HOA neighborhood
Eastern White Water-Crowfoot takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Requires high water needs that may conflict with drought-tolerant landscaping expectations
- Small stature and informal growth may appear weedy in maintained landscapes
- Buttercup family plants can have negative associations with some homeowners
Wildlife value
This plant attracts bees and beetles during its spring and summer blooming period. The flowers provide nectar for small pollinators in wet meadow environments.
Common questions
- How much sun does Eastern White Water-Crowfoot need?
- Eastern White Water-Crowfoot grows best in part sun conditions.
- When does Eastern White Water-Crowfoot bloom?
- Eastern White Water-Crowfoot blooms in May, June, and July.
- Where is Eastern White Water-Crowfoot native?
- Eastern White Water-Crowfoot (Ranunculus longirostris) is native to AL, CO, DE, ID and 5 more states, per the World Checklist of Vascular Plants (Kew).
- Is Eastern White Water-Crowfoot toxic to dogs?
- Yes. Eastern White Water-Crowfoot is listed as toxic to dogs by the ASPCA Animal Poison Control Center (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
- Is Eastern White Water-Crowfoot toxic to cats?
- Yes. Eastern White Water-Crowfoot is listed as toxic to cats by the ASPCA Animal Poison Control Center (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
- Is Eastern White Water-Crowfoot toxic to livestock?
- The USDA PLANTS Database does not flag Eastern White Water-Crowfoot as toxic to livestock.
- What pollinators does Eastern White Water-Crowfoot attract?
- Eastern White Water-Crowfoot draws bees and beetles.
- Is Eastern White Water-Crowfoot HOA-friendly?
- Eastern White Water-Crowfoot 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 World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Pollinator Patch flags toxic plants like Eastern White Water-Crowfoot and shows pet-safe natives for your ecoregion instead.
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