Native Plants

Cutleaf Coneflower

Rudbeckia laciniata var. ampla

USDA symbol: RULAA

perennial subshrub

Canada: native
Lower 48 states: native

If you’re looking to add some serious wow factor to your garden while supporting local wildlife, let me introduce you to the cutleaf coneflower (Rudbeckia laciniata var. ampla). This cheerful native wildflower is like that friend who shows up to the party fashionably late but absolutely steals the show – ...

Cutleaf Coneflower: A Wild Beauty for Your Native Garden

If you’re looking to add some serious wow factor to your garden while supporting local wildlife, let me introduce you to the cutleaf coneflower (Rudbeckia laciniata var. ampla). This cheerful native wildflower is like that friend who shows up to the party fashionably late but absolutely steals the show – blooming when many other flowers are calling it quits for the season.

What Makes Cutleaf Coneflower Special?

The cutleaf coneflower is a true North American native, naturally found across western regions from British Columbia down through the mountain states. This herbaceous perennial belongs to the sunflower family and puts on quite a display with its bright yellow, daisy-like blooms that feature distinctively drooping petals surrounding a prominent dark center cone.

Also known by its botanical name Rudbeckia laciniata var. ampla, this variety is sometimes listed under synonyms like Rudbeckia ampla A. Nelson or Rudbeckia laciniata L. ssp. ampla. Don’t let the scientific names intimidate you – this is simply a beautiful, easy-going wildflower that knows how to make itself at home.

Where Does It Grow Wild?

This resilient native calls the western regions of North America home, thriving naturally in British Columbia, Arizona, Colorado, Idaho, Montana, New Mexico, North Dakota, South Dakota, Utah, and Wyoming. It’s particularly well-suited to mountainous areas and has adapted beautifully to the sometimes harsh conditions of these regions.

  • Species observed
  • No observations

Why You’ll Love Growing Cutleaf Coneflower

There are plenty of reasons to fall head-over-heels for this native beauty:

  • Pollinator magnet: Bees, butterflies, and other beneficial insects absolutely love the nectar-rich flowers
  • Late-season interest: Blooms from late summer into fall when your garden needs a pick-me-up
  • Low maintenance: Once established, it’s quite drought tolerant and doesn’t need much fussing
  • Native plant benefits: Supports local ecosystems and wildlife that evolved alongside it
  • Naturalized look: Perfect for prairie gardens, wildflower meadows, or any landscape where you want that wild aesthetic

Perfect Garden Roles

Cutleaf coneflower shines brightest in naturalized settings where it can spread and do its thing. It’s fantastic as a background plant in perennial borders, adds authentic charm to prairie-style gardens, and works wonderfully in mountain or xeriscape landscapes. If you’re creating habitat for local wildlife or establishing a pollinator garden, this native should definitely be on your list.

Growing Conditions and Care

The beauty of native plants like cutleaf coneflower is that they’re already perfectly adapted to their home regions. Here’s what this easygoing perennial prefers:

  • Sunlight: Full sun to partial shade (at least 6 hours of direct sunlight for best blooming)
  • Soil: Adaptable to various soil types, from moist to moderately dry conditions
  • Hardiness: Thrives in USDA zones 3-8, handling both cold winters and warm summers
  • Watering: Regular water during establishment, then quite drought tolerant
  • Space: Can spread via rhizomes, so give it room to naturalize or be prepared to divide

Planting and Care Tips

Getting started with cutleaf coneflower is refreshingly straightforward:

  • Plant in spring or early fall when temperatures are moderate
  • Water regularly the first year to help establish a strong root system
  • Once established, it’s quite self-sufficient and drought tolerant
  • Deadhead spent flowers if you want to prevent self-seeding, or leave them for winter bird food
  • Divide clumps every 3-4 years if they become too large or you want to spread the wealth
  • Cut back to ground level in late fall or early spring

The Bottom Line

Cutleaf coneflower is one of those wonderful plants that gives you maximum impact with minimum effort. It’s perfect for gardeners who want to support native wildlife, add late-season color, and enjoy a plant that actually thrives on a little benign neglect. Whether you’re creating a formal pollinator garden or just want to add some authentic wild beauty to your landscape, this charming native deserves a spot in your garden.

Plus, there’s something deeply satisfying about growing a plant that truly belongs in your region – it’s like welcoming home a long-lost friend who’s perfectly happy to stay and brighten up the neighborhood.

Rudbeckia laciniata var. ampla is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Rudbeckia laciniata var. ampla is also known as:

Rudbeckia ampla | USDA symbol: RUAM9
Rudbeckia laciniata ssp. ampla | USDA symbol: RULAA2

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Asterales
Family: Asteraceae Bercht. & J. Presl - Aster family
Genus: Rudbeckia L. - coneflower

Species: Rudbeckia laciniata L. - cutleaf coneflower

Variety: Rudbeckia laciniata L. var. ampla (A. Nelson) Cronquist - cutleaf coneflower

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