Native Plants

Bristly Buttercup

Ranunculus hispidus var. caricetorum

USDA symbol: RAHIC

perennial forb

Canada: native
Lower 48 states: native

If you’ve been searching for a native plant that thrives in those persistently soggy areas of your garden, meet the bristly buttercup (Ranunculus hispidus var. caricetorum). This perennial wildflower might just be the sunny solution you’ve been looking for to brighten up your wettest garden spots. The bristly buttercup is ...

Bristly Buttercup: A Cheerful Native for Wet Spots in Your Garden

If you’ve been searching for a native plant that thrives in those persistently soggy areas of your garden, meet the bristly buttercup (Ranunculus hispidus var. caricetorum). This perennial wildflower might just be the sunny solution you’ve been looking for to brighten up your wettest garden spots.

What Makes Bristly Buttercup Special?

The bristly buttercup is a true North American native, naturally occurring across a impressive range spanning from Canada down through much of the northern and eastern United States. You’ll find this cheerful little plant growing wild from the Maritime provinces of Canada all the way south to Virginia, and west to the Great Plains states.

This hardy perennial calls the following areas home: New Brunswick, Ontario, Prince Edward Island, Connecticut, Quebec, Delaware, Northwest Territories, Illinois, Indiana, Iowa, Kentucky, Maine, Massachusetts, Michigan, Minnesota, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Dakota, Ohio, Pennsylvania, South Dakota, Vermont, Virginia, Wisconsin, and Labrador.

  • Species observed
  • No observations

Garden Appeal and Design Role

As a forb (that’s garden-speak for a non-woody flowering plant), bristly buttercup brings classic buttercup charm to your landscape. Its bright yellow, five-petaled flowers create cheerful splashes of color from spring through early summer, making it an excellent choice for naturalistic plantings and native garden designs.

This plant really shines in:

  • Rain gardens where it can handle excess water
  • Woodland gardens with dappled light
  • Bog gardens and wet meadows
  • Native plant borders
  • Areas that need ground cover in moist conditions

Growing Conditions and Care

One of the best things about bristly buttercup is its adaptability to wet conditions – perfect for those problem spots where other plants might struggle. This resilient native performs well in USDA hardiness zones 3-7, making it suitable for most northern and temperate climates.

Ideal growing conditions include:

  • Consistently moist to wet soil
  • Partial shade to full sun exposure
  • Adaptable to various soil types
  • Good drainage, though it tolerates standing water

Planting and Maintenance Tips

Getting bristly buttercup established in your garden is refreshingly straightforward. Plant it in spring after the last frost, ensuring the soil stays consistently moist during its first growing season. Once established, this low-maintenance native requires minimal care – just the way we like our garden plants!

Keep in mind that like many buttercups, this variety can spread via underground stems (stolons), so give it room to naturalize if you want a larger colony, or plant it where its spread can be managed.

Benefits for Wildlife and Pollinators

Early-season pollinators will thank you for including bristly buttercup in your garden. The bright yellow blooms attract small bees, flies, and other beneficial insects during a time when nectar sources can be scarce. This makes it a valuable addition to pollinator-friendly gardens and native plant communities.

Is Bristly Buttercup Right for Your Garden?

Consider adding bristly buttercup to your landscape if you have consistently moist areas that need a reliable, low-maintenance native plant. It’s particularly valuable for gardeners focused on supporting local ecosystems and creating habitat for native wildlife.

However, if you’re looking for a drought-tolerant plant or something for very dry conditions, you might want to explore other native options better suited to those situations.

With its cheerful flowers, native credentials, and ability to thrive in wet conditions where many plants fail, bristly buttercup offers a delightful way to embrace your garden’s naturally moist areas rather than fight against them.

Ranunculus hispidus var. caricetorum is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Ranunculus hispidus var. caricetorum is also known as:

Ranunculus caricetorum | USDA symbol: RACA6
Ranunculus septentrionalis var. caricetorum | USDA symbol: RASEC
Ranunculus siciformis & Bush ex | USDA symbol: RASI2

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Magnoliidae
Order: Ranunculales
Family: Ranunculaceae Juss. - Buttercup family
Genus: Ranunculus L. - buttercup

Species: Ranunculus hispidus Michx. - bristly buttercup

Variety: Ranunculus hispidus Michx. var. caricetorum (Greene) T. Duncan - bristly buttercup

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA