North America Native Plant

Silkyleaf Cinquefoil

Botanical name: Potentilla ambigens

USDA symbol: POAM6

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Silkyleaf Cinquefoil: A Rare Mountain Gem for Your Native Garden Meet silkyleaf cinquefoil (Potentilla ambigens), a charming native perennial that’s like finding a hidden treasure in the world of native gardening. This delightful little forb brings the rugged beauty of high-altitude landscapes right to your backyard, though it comes with ...

Rare plant alert!

Region: Conservation status by state

Status: S3: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘

Silkyleaf Cinquefoil: A Rare Mountain Gem for Your Native Garden

Meet silkyleaf cinquefoil (Potentilla ambigens), a charming native perennial that’s like finding a hidden treasure in the world of native gardening. This delightful little forb brings the rugged beauty of high-altitude landscapes right to your backyard, though it comes with an important conservation story that every gardener should know.

What Makes Silkyleaf Cinquefoil Special?

Silkyleaf cinquefoil is a low-growing perennial forb – essentially a non-woody plant that lacks significant woody tissue above ground. What sets this beauty apart is its distinctive silvery-silky foliage that gives the plant its common name, paired with cheerful yellow flowers that brighten up even the most challenging garden spots.

This mountain native is perfectly adapted to tough conditions, making it an excellent choice for gardeners who want to create water-wise landscapes while supporting native ecosystems.

Where Does It Come From?

Silkyleaf cinquefoil is proudly native to the lower 48 states, specifically calling Colorado, New Mexico, and Wyoming home. It thrives in the high-elevation environments of these mountain states, where it has adapted to harsh conditions and dramatic temperature swings.

A Word About Rarity

Here’s something important every gardener needs to know: silkyleaf cinquefoil has a Global Conservation Status of S3, meaning it’s considered vulnerable. With typically only 21 to 100 occurrences or between 3,000 and 10,000 individuals remaining, this plant is quite rare throughout its natural range.

What does this mean for you as a gardener? You absolutely can – and should – consider planting silkyleaf cinquefoil, but only if you can source it responsibly. This means purchasing from reputable native plant nurseries that propagate their plants rather than collecting from wild populations.

Why Your Garden Will Love This Plant

Silkyleaf cinquefoil brings several fantastic qualities to your landscape:

  • Drought tolerance: Once established, it needs minimal supplemental watering
  • Pollinator support: The bright yellow flowers attract native bees and other beneficial insects
  • Low maintenance: Perfect for gardeners who want beauty without constant fussing
  • Unique texture: The silky foliage adds interesting contrast to other plants
  • Ground cover potential: Great for filling in difficult spots

Perfect Garden Situations

This mountain native shines in specific garden settings:

  • Rock gardens: Absolutely perfect for tucking between stones
  • Alpine gardens: Brings authentic high-elevation character
  • Xeric landscapes: Ideal for water-wise gardening
  • Native plant gardens: A wonderful addition to regional native collections
  • Difficult slopes: Helps with erosion control on challenging sites

Growing Silkyleaf Cinquefoil Successfully

The secret to success with this mountain native lies in mimicking its natural high-altitude habitat:

Hardiness: Thrives in USDA zones 4-7, handling cold winters like a champ.

Sun requirements: Needs full sun to perform its best – at least 6 hours of direct sunlight daily.

Soil needs: Here’s the crucial part – drainage is everything! Silkyleaf cinquefoil absolutely must have well-draining soil. It prefers alkaline conditions and actually performs better in lean soils than rich, amended ones.

Water requirements: Water regularly the first season to help establishment, then back off significantly. This plant is naturally drought-tolerant and can actually suffer from too much water.

Planting and Care Tips

Getting your silkyleaf cinquefoil off to a good start:

  • Plant in spring: Give it a full growing season to establish before winter
  • Improve drainage: If your soil is heavy, consider raised beds or adding gravel
  • Skip the fertilizer: Rich soils can actually weaken this tough mountain native
  • Mulch lightly: A thin layer of gravel mulch works better than organic mulches
  • Be patient: Like many native plants, it may take a season or two to really take off

The Bottom Line

Silkyleaf cinquefoil is a wonderful choice for gardeners who want to grow something truly special while supporting conservation efforts. Its rarity makes it even more precious, and by growing it responsibly in your garden, you’re helping ensure this beautiful native species has a future.

Just remember the golden rule: always source from reputable nurseries that propagate their plants. Your garden will gain a unique, low-maintenance beauty, and you’ll be doing your part to protect a vulnerable native species. It’s a win-win that any conservation-minded gardener can feel good about!

Silkyleaf Cinquefoil

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Potentilla L. - cinquefoil

Species

Potentilla ambigens Greene - silkyleaf cinquefoil

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