Native Plants

Tranquil Goldenweed

Pyrrocoma clementis var. clementis

USDA symbol: PYCLC

perennial forb

Lower 48 states: native

If you’re looking for truly unique native plants for your western garden, you might have stumbled across tranquil goldenweed (Pyrrocoma clementis var. clementis). This intriguing perennial forb represents one of nature’s more elusive treasures, quietly growing in select corners of the American West. Tranquil goldenweed is a native perennial forb, ...

Tranquil Goldenweed may be listed as rare in your area.
Global Conservation Status

Status: S3S4T3T4 | Subspecies or varieties apparently secure: Uncommon but not rare, and usually widespread. Possible cause for longterm concern. Typically more than 100 occurrences or more than 10,000 individuals.

Tranquil Goldenweed: A Hidden Gem of the American West

If you’re looking for truly unique native plants for your western garden, you might have stumbled across tranquil goldenweed (Pyrrocoma clementis var. clementis). This intriguing perennial forb represents one of nature’s more elusive treasures, quietly growing in select corners of the American West.

What Is Tranquil Goldenweed?

Tranquil goldenweed is a native perennial forb, meaning it’s an herbaceous plant that comes back year after year without developing woody stems. As a member of the sunflower family, it shares DNA with some of our most beloved wildflowers, though it maintains its own distinct character. You might also see it listed under its former scientific name, Haplopappus clementis.

Where Does It Call Home?

This plant has quite the exclusive address list! Tranquil goldenweed is native to just three states: Colorado, Utah, and Wyoming. It’s truly a child of the mountain West, adapted to the unique conditions found in this rugged landscape.

  • Species observed
  • No observations

Should You Grow Tranquil Goldenweed?

Here’s where things get interesting – and a bit complicated. While tranquil goldenweed is undoubtedly a fascinating native plant, there are some important considerations before adding it to your garden wish list.

The Rarity Factor

Tranquil goldenweed carries a conservation status that suggests it may be uncommon in its native range. This means that if you’re determined to grow this plant, you’ll want to be extra careful about sourcing. Never collect plants from the wild, and only purchase from reputable native plant nurseries that can guarantee their stock comes from ethically propagated sources.

Growing Challenges

Unfortunately, detailed growing information for tranquil goldenweed is quite limited. As a native of Colorado, Utah, and Wyoming, we can make some educated guesses about its preferences:

  • Likely adapted to well-drained soils
  • Probably drought-tolerant once established
  • May prefer full sun to partial shade
  • Suited for mountain and high desert conditions

The Bottom Line

Tranquil goldenweed presents a bit of a gardening puzzle. While it’s undoubtedly a legitimate native choice for gardens in Colorado, Utah, and Wyoming, its rarity and the lack of readily available growing information make it a challenging option for most gardeners.

If you’re passionate about growing truly uncommon native plants and have experience with challenging species, tranquil goldenweed might be worth pursuing – but only through responsible channels. For most gardeners, however, there are plenty of other native goldenweed species and related plants that are better documented, more readily available, and equally beautiful.

Consider exploring other native members of the sunflower family that are better suited to cultivation, such as other Pyrrocoma species or native asters that can provide similar ecological benefits with less uncertainty.

Conservation Considerations

By choosing to learn about plants like tranquil goldenweed, you’re participating in an important conversation about plant conservation. Even if you never grow this particular species, understanding and appreciating our native plant heritage helps support broader conservation efforts.

Sometimes the most responsible approach is simply to admire these special plants in their natural habitats and support conservation organizations working to protect them where they naturally occur.

Pyrrocoma clementis var. clementis 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. Pyrrocoma clementis var. clementis is also known as:

Haplopappus clementis | USDA symbol: HACL2

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: Pyrrocoma Hook. - goldenweed

Species: Pyrrocoma clementis Rydb. - tranquil goldenweed

Variety: Pyrrocoma clementis Rydb. var. clementis - tranquil goldenweed

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