North America Native Plant

Mountain Sharp Buttercup

Botanical name: Ranunculus acriformis var. montanensis

USDA symbol: RAACM

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Mountain Sharp Buttercup: A Native Alpine Beauty for Specialized Gardens If you’re looking to add authentic mountain wildflowers to your landscape, the mountain sharp buttercup might just be the hidden gem you’ve been searching for. This native perennial brings a touch of high-altitude charm to gardens, though it’s definitely not ...

Mountain Sharp Buttercup: A Native Alpine Beauty for Specialized Gardens

If you’re looking to add authentic mountain wildflowers to your landscape, the mountain sharp buttercup might just be the hidden gem you’ve been searching for. This native perennial brings a touch of high-altitude charm to gardens, though it’s definitely not your typical backyard flower.

What Is Mountain Sharp Buttercup?

Mountain sharp buttercup (Ranunculus acriformis var. montanensis) is a native perennial forb that calls the mountains of the western United States home. As a forb, it’s essentially an herbaceous flowering plant without woody stems – think of it as nature’s way of creating delicate mountain meadow magic without all the bulk of shrubs and trees.

This buttercup variety is part of the larger Ranunculus family, known for their cheerful yellow blooms and adaptability to various climates. However, this particular mountain variety has evolved to thrive in the challenging conditions found at higher elevations.

Where Does It Grow Naturally?

You’ll find mountain sharp buttercup growing wild across five western states: Idaho, Montana, Utah, Washington, and Wyoming. These aren’t just any old locations – we’re talking about serious mountain country where the air is thin and the growing seasons are short.

Should You Plant Mountain Sharp Buttercup in Your Garden?

Here’s where things get interesting (and a bit challenging). While mountain sharp buttercup is undoubtedly a legitimate native plant with ecological value, it’s not exactly what you’d call a mainstream garden plant. Here’s what you need to consider:

The Good News

  • It’s native to western mountain regions, supporting local ecosystems
  • As a perennial, it comes back year after year once established
  • Likely provides nectar for mountain pollinators like native bees and butterflies
  • Adds authentic wildflower character to alpine-style gardens

The Reality Check

  • Very limited information available about cultivation requirements
  • Likely requires specific mountain growing conditions that are hard to replicate
  • Seeds and plants may be extremely difficult to source commercially
  • May not adapt well to lower elevation gardens

Best Garden Applications

If you’re determined to try growing mountain sharp buttercup, it’s probably best suited for:

  • Rock gardens designed to mimic alpine conditions
  • High-elevation properties within its native range
  • Specialized wildflower meadow restorations
  • Native plant collections for serious enthusiasts

Growing Conditions (Best Guess)

Since specific cultivation information is scarce, we can make educated guesses based on its native mountain habitat:

  • Likely prefers cool, moist conditions
  • Probably needs excellent drainage (mountain plants hate wet feet)
  • May require a cold winter period for proper flowering
  • Probably adapted to intense UV light and temperature fluctuations
  • Likely grows best in USDA zones corresponding to its mountain range (probably zones 3-6)

The Bottom Line

Mountain sharp buttercup is one of those cool but challenging native plants that’s better appreciated in the wild than attempted in most home gardens. Unless you live at high elevation within its native range and have experience with finicky mountain plants, you might want to admire this one from afar.

If you’re passionate about native mountain plants but want something more garden-friendly, consider looking into other western native wildflowers that are better documented and more readily available through native plant societies and specialized nurseries.

Sometimes the most beautiful natives are the ones we leave to thrive in their natural mountain meadows – and there’s absolutely nothing wrong with that approach!

Mountain Sharp 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 acriformis A. Gray - sharpleaf buttercup

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