North America Native Plant

Felwort

Botanical name: Swertia

USDA symbol: SWERT

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to the lower 48 states  

Felwort: A Delicate Mountain Native for Specialized Gardens If you’re drawn to the subtle beauty of high-altitude wildflowers and love a good gardening challenge, felwort (Swertia) might just be the plant to capture your heart. This delicate perennial forb brings a touch of alpine elegance to specialized garden settings, though ...

Felwort: A Delicate Mountain Native for Specialized Gardens

If you’re drawn to the subtle beauty of high-altitude wildflowers and love a good gardening challenge, felwort (Swertia) might just be the plant to capture your heart. This delicate perennial forb brings a touch of alpine elegance to specialized garden settings, though it’s definitely not for the casual weekend gardener.

What is Felwort?

Felwort is a perennial forb that grows as a low-growing plant without any significant woody tissue. Think of it as nature’s way of creating a living piece of mountain meadow art. These plants form compact rosettes and produce small, charming flowers that seem to whisper rather than shout their presence in the garden.

Where Does Felwort Call Home?

This native beauty has quite an impressive range across North America. Felwort is native to Alaska, Canada, and the lower 48 states, with populations growing naturally in British Columbia, Alaska, Arizona, California, Colorado, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Washington, and Wyoming. That’s quite the mountain tour!

Why Consider Growing Felwort?

There are several compelling reasons why dedicated native plant enthusiasts might want to try their hand at growing felwort:

  • Native plant support: You’re supporting local ecosystems and providing habitat for native wildlife
  • Unique aesthetic: The delicate flowers and compact form add subtle beauty to specialized garden spaces
  • Pollinator benefits: Small native bees, butterflies, and other pollinators appreciate the nectar from felwort’s modest flowers
  • Conservation value: Growing native plants helps preserve genetic diversity and supports local plant communities

Where Does Felwort Shine in Your Landscape?

Felwort isn’t going to work in every garden setting, but when used appropriately, it can be absolutely magical. This plant excels in:

  • Alpine and rock gardens where drainage is excellent
  • Native plant gardens focused on high-elevation species
  • Naturalized mountain meadow recreations
  • Specialized collection gardens for rare or challenging plants

Growing Conditions: The Make-or-Break Details

Here’s where felwort gets particular about its living situation. This mountain native has specific needs that mirror its natural high-elevation habitat:

  • Drainage: Excellent drainage is absolutely critical – think gravelly, fast-draining soil
  • Light: Full sun to partial shade, depending on your local climate
  • Temperature: Cool conditions preferred; typically hardy in USDA zones 3-7
  • Moisture: Consistent moisture during growing season, but never waterlogged
  • Soil: Well-draining, often gravelly or sandy soils with good organic content

Planting and Care Tips for Success

Growing felwort successfully requires attention to detail and patience. Here’s how to give it your best shot:

  • Site selection: Choose a location with excellent drainage and protection from harsh afternoon sun in hot climates
  • Soil preparation: Amend heavy soils with gravel, sand, or perlite to improve drainage
  • Planting time: Early spring or fall, when temperatures are cool
  • Watering: Keep soil consistently moist but never soggy during the growing season
  • Winter care: Provide protection from harsh winds and ensure good drainage to prevent root rot
  • Patience required: This plant can be slow to establish and may take time to reach maturity

Is Felwort Right for Your Garden?

Felwort is definitely a plant for the adventurous gardener who appreciates subtle beauty and enjoys a challenge. It’s not the best choice if you’re looking for showy, low-maintenance plants or if you garden in heavy clay soil with poor drainage.

However, if you’re passionate about native plants, have experience with alpine species, and can provide the specific growing conditions felwort needs, this delicate beauty can add a unique element to your specialized garden spaces. Plus, you’ll be supporting local wildlife and contributing to the preservation of native plant communities.

Just remember – success with felwort often requires a bit of trial and error, so don’t be discouraged if it takes a few attempts to get it right. The reward of successfully growing this charming mountain native is well worth the effort!

Felwort

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Gentianales

Family

Gentianaceae Juss. - Gentian family

Genus

Swertia L. - felwort

Species

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