North America Native Plant

Tacky Goldenweed

Botanical name: Pyrrocoma hirta var. sonchifolia

USDA symbol: PYHIS

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Haplopappus hirtus A. Gray var. sonchifolius (Greene) M. Peck (HAHIS)  âš˜  Haplopappus hirtus A. Gray ssp. sonchifolius (Greene) H.M. Hall (HAHIS2)  âš˜  Pyrrocoma sonchifolia Greene (PYSO2)   

Tacky Goldenweed: A Late-Blooming Native Treasure for Pacific Northwest Gardens If you’re looking for a native perennial that brings sunshine to your garden when most other wildflowers are calling it quits for the season, let me introduce you to tacky goldenweed (Pyrrocoma hirta var. sonchifolia). This delightful Pacific Northwest native ...

Rare plant alert!

Region: Conservation status by state

Status: S4S5T3: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is 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. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Tacky Goldenweed: A Late-Blooming Native Treasure for Pacific Northwest Gardens

If you’re looking for a native perennial that brings sunshine to your garden when most other wildflowers are calling it quits for the season, let me introduce you to tacky goldenweed (Pyrrocoma hirta var. sonchifolia). This delightful Pacific Northwest native might have an unusual name, but it’s anything but tacky when it comes to garden performance!

What Is Tacky Goldenweed?

Tacky goldenweed is a herbaceous perennial forb native to the American West, specifically thriving in Idaho, Oregon, and Washington. As a member of the sunflower family, it produces cheerful yellow, daisy-like blooms that appear in late summer and fall when many other plants are winding down for the year. The tacky part of its name refers to the slightly sticky, resinous quality of its foliage – a charming quirk that helps the plant retain moisture in dry conditions.

This native wildflower grows naturally across the Pacific Northwest, where it has adapted to the region’s unique climate and soil conditions over thousands of years.

Why Plant Tacky Goldenweed in Your Garden?

There are several compelling reasons to consider adding this native beauty to your landscape:

  • Extended bloom season: When most flowers are fading, tacky goldenweed is just getting started with its late-season display
  • Pollinator magnet: The bright yellow flowers attract native bees, butterflies, and other beneficial insects during a time when nectar sources become scarce
  • Drought tolerance: Once established, this hardy perennial requires minimal watering, making it perfect for water-wise gardens
  • Native plant benefits: Supporting local ecosystems and wildlife while reducing the need for fertilizers and pesticides
  • Low maintenance: This tough little plant pretty much takes care of itself once it’s settled in

A Note About Conservation

Tacky goldenweed has a conservation status that suggests it may be somewhat uncommon in parts of its range. If you decide to grow this lovely native, please source your plants or seeds from reputable native plant nurseries that practice responsible collection methods. Better yet, look for nursery-propagated specimens to help reduce pressure on wild populations.

Perfect Garden Settings

Tacky goldenweed shines in several garden styles:

  • Native plant gardens: Pairs beautifully with other Pacific Northwest natives
  • Xeriscapes and drought-tolerant landscapes: Thrives with minimal irrigation
  • Wildflower meadows: Adds late-season color to naturalized areas
  • Pollinator gardens: Provides crucial late-season nectar when other sources are diminishing
  • Rock gardens: Adapts well to well-draining, rocky conditions

Growing Conditions and Care

The beauty of tacky goldenweed lies in its adaptability and low-maintenance nature. Here’s what this Pacific Northwest native prefers:

Sunlight: Full sun is ideal, though it can tolerate some light shade

Soil: Well-draining soil is essential. This plant is quite adaptable to different soil types but won’t tolerate soggy conditions

Water: Drought-tolerant once established. Water regularly the first year to help establish roots, then reduce watering significantly

Climate: Hardy in USDA zones 5-8, perfectly suited to Pacific Northwest conditions

Planting and Care Tips

Getting tacky goldenweed established in your garden is refreshingly straightforward:

  • Timing: Plant in spring or early fall when temperatures are moderate
  • Spacing: Give plants adequate room to spread naturally
  • Initial care: Water regularly the first growing season to establish a strong root system
  • Ongoing maintenance: Very little needed! You can deadhead spent flowers if desired, but many gardeners leave them for seed production
  • Winter care: Cut back dead foliage in late winter or early spring

The Bottom Line

Tacky goldenweed proves that native doesn’t mean boring. This charming perennial offers late-season beauty, supports local wildlife, and asks for very little in return. While it may not be the showiest plant in your garden during peak summer, its autumn display and ecological benefits make it a valuable addition to any Pacific Northwest native plant collection.

If you’re ready to embrace water-wise gardening while supporting local ecosystems, tacky goldenweed deserves a spot on your planting list. Just remember to source it responsibly, and you’ll have a delightful native companion that will reward you with golden blooms for years to come!

Tacky Goldenweed

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Pyrrocoma Hook. - goldenweed

Species

Pyrrocoma hirta (A. Gray) Greene - tacky goldenweed

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