North America Non-native Plant

Cinquefoil

Botanical name: Potentilla ×tundricola

USDA symbol: POTU6

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in Canada  

Cinquefoil (Potentilla ×tundricola): A Mysterious Hybrid Worth Knowing If you’ve stumbled across the name Potentilla ×tundricola in your plant research, you’re looking at one of nature’s more enigmatic creations. This hybrid cinquefoil is a bit of a botanical mystery – the kind of plant that keeps researchers scratching their heads ...

Cinquefoil (Potentilla ×tundricola): A Mysterious Hybrid Worth Knowing

If you’ve stumbled across the name Potentilla ×tundricola in your plant research, you’re looking at one of nature’s more enigmatic creations. This hybrid cinquefoil is a bit of a botanical mystery – the kind of plant that keeps researchers scratching their heads and gardeners wondering should I or shouldn’t I?

What Exactly Is This Plant?

Potentilla ×tundricola is a perennial hybrid cinquefoil that falls into the forb category. In simple terms, it’s a non-woody plant that comes back year after year, with soft stems rather than the hard, woody growth you’d see in shrubs or trees. The × symbol in its name is your clue that this is a hybrid – a natural cross between two different Potentilla species.

As a forb, this plant keeps its growing points (the parts that sprout new growth) at or below ground level, which helps it survive harsh conditions by staying protected during tough times.

Where Does It Come From?

Here’s where things get interesting. This cinquefoil isn’t native to North America – it’s an introduced species that has made itself at home in Canada, specifically in Quebec. It’s established itself well enough to reproduce and persist in the wild without any help from humans.

The Challenge of Growing the Unknown

Here’s the honest truth about Potentilla ×tundricola: there’s surprisingly little specific information available about this particular hybrid. While the broader Potentilla family is well-studied and includes many garden-worthy species, this specific cross remains somewhat of an enigma in horticultural circles.

What we don’t know includes:

  • Specific growing requirements
  • Mature size and growth rate
  • Pollinator and wildlife benefits
  • Hardiness zones
  • Whether it has any invasive tendencies

Should You Plant It?

Given the limited information available and its non-native status, you might want to pause before adding this mysterious cinquefoil to your garden. While it’s not listed as invasive or noxious, the lack of detailed horticultural information makes it a bit of a gamble.

Instead, consider exploring native alternatives that offer similar appeal with well-documented benefits:

  • Native Potentilla species in your region
  • Other native forbs that support local wildlife
  • Well-researched perennials with proven garden performance

The Bottom Line

Potentilla ×tundricola represents one of those fascinating botanical puzzles that remind us how much we still don’t know about the plant world. While its mysterious nature might appeal to adventurous gardeners, the lack of specific growing information and its non-native status suggest it’s probably better admired from afar.

If you’re drawn to cinquefoils (and who can blame you – they’re generally delightful plants), do some research into native species in your area. You’ll likely find better-documented options that provide clear benefits to both your garden and local wildlife, with the added bonus of detailed growing guides to ensure your success.

Sometimes the most responsible gardening choice is knowing when to say thanks, but no thanks to a plant – even when it sounds intriguing!

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 ×tundricola Soják [hyparctica × litoralis] - cinquefoil

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