North America Native Plant

Woodland Buttercup

Botanical name: Ranunculus uncinatus

USDA symbol: RAUN

Life cycle: annual

Habit: forb

Native status: Native to Alaska ⚘ Native to Canada ⚘ Native to the lower 48 states  

Woodland Buttercup: A Charming Native Groundcover for Shady Spots If you’re looking for a delightful native plant to brighten up those shady corners of your garden, meet the woodland buttercup (Ranunculus uncinatus). This cheerful little wildflower might just be the perfect addition to your native plant collection, bringing both beauty ...

Woodland Buttercup: A Charming Native Groundcover for Shady Spots

If you’re looking for a delightful native plant to brighten up those shady corners of your garden, meet the woodland buttercup (Ranunculus uncinatus). This cheerful little wildflower might just be the perfect addition to your native plant collection, bringing both beauty and ecological value to your landscape.

What Makes Woodland Buttercup Special?

Woodland buttercup is a native North American treasure that’s been quietly carpeting forest floors for centuries. As a herbaceous perennial forb, it lacks the woody stems of shrubs and trees, instead producing fresh green growth each growing season. Don’t let its modest size fool you – this little buttercup packs a punch when it comes to garden charm.

The plant produces classic buttercup flowers with bright yellow, glossy petals that seem to glow in dappled sunlight. Its deeply divided, palmate leaves create an attractive textured backdrop that looks lovely even when the plant isn’t in bloom.

Where Woodland Buttercup Calls Home

This adaptable native has quite an impressive range across western North America. You’ll find woodland buttercup growing naturally from Alaska down through western Canada and across much of the western United States, including Alberta, British Columbia, Alaska, Arizona, California, Colorado, Idaho, Montana, Nevada, New Mexico, Oregon, Washington, and Wyoming.

Why Your Garden (and Local Wildlife) Will Love It

Woodland buttercup isn’t just a pretty face – it’s a hardworking member of the native plant community. Here’s why it deserves a spot in your landscape:

  • Supports native pollinators with its cheerful yellow blooms
  • Provides natural groundcover in challenging shady areas
  • Requires minimal maintenance once established
  • Helps create authentic regional plant communities
  • Adapts well to various moisture conditions

Perfect Garden Situations

Woodland buttercup shines brightest in:

  • Woodland and shade gardens
  • Native plant landscapes
  • Naturalized areas under trees
  • Rain gardens and bioswales
  • Rocky or alpine-style gardens in appropriate climates

Growing Conditions That Make It Happy

The good news is that woodland buttercup isn’t particularly fussy about its growing conditions. It thrives in partial shade to full shade, making it perfect for those tricky spots where many other flowering plants struggle. The plant prefers moist, well-draining soil but can tolerate a range of moisture levels – from consistently moist areas to periodically dry conditions.

In terms of climate, woodland buttercup is quite hardy, generally thriving in USDA hardiness zones 3-8, though this can vary depending on your specific location within its native range.

Wetland Versatility

One of woodland buttercup’s superpowers is its moisture adaptability. Depending on your region, it can handle different wetland conditions:

  • In Alaska and the Arid West: Facultative (equally happy in wet or dry spots)
  • In the Great Plains: Facultative Wetland (prefers moisture but can handle drier conditions)
  • In Western Mountains and Coastal areas: Facultative (adaptable to various moisture levels)

Planting and Care Tips

Getting woodland buttercup established in your garden is refreshingly straightforward:

  • Start from seed for best results, as this mimics natural propagation
  • Plant in fall or early spring when temperatures are cool
  • Choose a spot with partial to full shade
  • Ensure soil drains well but retains some moisture
  • Be patient – like many native perennials, it may take time to establish
  • Once established, it typically requires little supplemental watering in most climates

Don’t be surprised if your woodland buttercup goes dormant during the hottest part of summer – this is perfectly normal and helps the plant conserve energy for the next growing season.

A Few Things to Keep in Mind

While woodland buttercup is generally well-behaved, remember that like other buttercups, all parts of the plant can be mildly toxic if consumed. Keep this in mind if you have curious pets or small children who might be tempted to sample garden plants.

The Bottom Line

Woodland buttercup offers native plant enthusiasts a low-maintenance way to add cheerful spring color to shady garden spots while supporting local ecosystems. Its adaptability to various moisture conditions and impressive native range make it a versatile choice for gardeners across much of western North America. If you’re building a native plant garden or looking to naturalize a woodland area, woodland buttercup deserves serious consideration as a charming and ecologically valuable groundcover option.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Alaska

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Arid West

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Great Plains

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Western Mountains, Valleys, and Coast

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Ranunculales

Family

Ranunculaceae Juss. - Buttercup family

Genus

Ranunculus L. - buttercup

Species

Ranunculus uncinatus D. Don ex G. Don - woodland buttercup

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