North America Native Plant

Frogbit Buttercup

Botanical name: Ranunculus hydrocharoides var. hydrocharoides

USDA symbol: RAHYH

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Ranunculus hydrocharoides A. Gray var. typicus L.D. Benson (RAHYT2)   

Frogbit Buttercup: A Charming Native Wildflower for Southwest Gardens If you’re looking to add a splash of cheerful yellow to your native plant garden, the frogbit buttercup might just be the perfect addition. This delightful perennial wildflower brings the classic charm of buttercups to southwestern landscapes while supporting local ecosystems. ...

Frogbit Buttercup: A Charming Native Wildflower for Southwest Gardens

If you’re looking to add a splash of cheerful yellow to your native plant garden, the frogbit buttercup might just be the perfect addition. This delightful perennial wildflower brings the classic charm of buttercups to southwestern landscapes while supporting local ecosystems.

Meet the Frogbit Buttercup

The frogbit buttercup (Ranunculus hydrocharoides var. hydrocharoides) is a native perennial forb that calls the American Southwest home. As a herbaceous plant, it lacks woody stems but makes up for it with its attractive flowers and foliage that return year after year.

This native beauty is part of the buttercup family, and like its cousins, produces those quintessential bright yellow flowers with glossy, almost lacquered-looking petals that seem to glow in the garden.

Where Does It Grow Naturally?

The frogbit buttercup is native to three southwestern states: Arizona, California, and New Mexico. This limited but focused range means it’s perfectly adapted to the unique climate and growing conditions of the American Southwest.

Why Grow Frogbit Buttercup in Your Garden?

There are several compelling reasons to consider adding this native wildflower to your landscape:

  • Native plant benefits: As a true native, it supports local wildlife and requires less water and maintenance once established
  • Pollinator magnet: The bright yellow flowers attract bees, butterflies, and other beneficial pollinators to your garden
  • Low maintenance: Being adapted to local conditions means less fussing with special care requirements
  • Authentic southwest character: Adds genuine regional flavor to native plant gardens and naturalized areas

Perfect Garden Settings

The frogbit buttercup shines in several garden contexts:

  • Native plant gardens and collections
  • Wildflower meadows and naturalized areas
  • Water-wise landscapes that celebrate regional flora
  • Pollinator gardens focused on supporting local wildlife

Growing Conditions and Care

Success with frogbit buttercup comes down to mimicking its natural habitat:

Light: Partial shade to full sun – it’s quite adaptable to different light conditions

Soil: Prefers moist to wet soils, which makes sense given its aquatic-sounding name. Good drainage is important to prevent root rot during dormant periods.

Water: Consistent moisture during the growing season, but can tolerate some drought once established

Climate: Thrives in USDA hardiness zones 7-10, perfectly matching its native southwestern range

Planting and Care Tips

Getting your frogbit buttercup off to a good start is straightforward:

  • Timing: Plant in spring when soil is workable and temperatures are moderate
  • Spacing: Allow adequate room for natural spreading – these plants like a bit of elbow room
  • Watering: Keep soil consistently moist during the first growing season to help establishment
  • Maintenance: Minimal pruning needed – allow the plant to go through its natural dormancy cycle
  • Fertilizing: Generally unnecessary for native plants in appropriate soil conditions

Wildlife and Ecosystem Benefits

By choosing frogbit buttercup, you’re not just adding beauty to your garden – you’re creating habitat. The flowers provide nectar and pollen for native bees, butterflies, and other pollinators, while the plant itself may serve as host material for beneficial insects.

Is Frogbit Buttercup Right for Your Garden?

If you live within its native range of Arizona, California, or New Mexico and want to create a authentic regional landscape, frogbit buttercup is an excellent choice. It’s particularly well-suited for gardeners who appreciate the beauty of native wildflowers and want to support local ecosystems.

Keep in mind that like many native plants, it may have specific seasonal patterns that differ from typical garden perennials, so patience and understanding of its natural rhythms will serve you well.

With its cheerful yellow blooms, native heritage, and ecological benefits, the frogbit buttercup offers southwestern gardeners a wonderful way to celebrate their region’s natural beauty while creating habitat for local wildlife.

Frogbit Buttercup

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 hydrocharoides A. Gray - frogbit buttercup

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