North America Native Plant

Truckee Rabbitbrush

Botanical name: Chrysothamnus humilis

USDA symbol: CHHU2

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Chrysothamnus viscidiflorus (Hook.) Nutt. var. humilis (Greene) Jeps. (CHVIH3)  âš˜  Chrysothamnus viscidiflorus (Hook.) Nutt. ssp. humilis (Greene) H.M. Hall & Clem. (CHVIH4)  âš˜  Ericameria humilis (Greene) L.C. Anderson (ERHU5)   

Truckee Rabbitbrush: A Compact Native Shrub for Water-Wise Gardens If you’re looking for a low-maintenance native shrub that won’t take over your garden but will provide late-season color and pollinator support, meet Truckee rabbitbrush (Chrysothamnus humilis). This delightfully compact member of the sunflower family proves that good things really do ...

Truckee Rabbitbrush: A Compact Native Shrub for Water-Wise Gardens

If you’re looking for a low-maintenance native shrub that won’t take over your garden but will provide late-season color and pollinator support, meet Truckee rabbitbrush (Chrysothamnus humilis). This delightfully compact member of the sunflower family proves that good things really do come in small packages.

What Makes Truckee Rabbitbrush Special?

Truckee rabbitbrush is a true native treasure, naturally occurring across five western states: California, Idaho, Nevada, Oregon, and Washington. This perennial shrub stays refreshingly manageable, typically growing under 1.5 feet tall and rarely exceeding 3 feet at maturity. Think of it as the well-behaved cousin in the rabbitbrush family – all the charm, none of the sprawl.

Garden Appeal and Aesthetic Value

Don’t let its modest size fool you – Truckee rabbitbrush packs plenty of visual punch. The plant features attractive silvery-green foliage that provides year-round interest, while clusters of bright yellow composite flowers create a stunning display from late summer into fall. This timing is particularly valuable since many other natives have finished blooming by then.

The compact, mounded growth habit makes it an excellent choice for:

  • Rock gardens and alpine-style landscapes
  • Drought-tolerant garden borders
  • Naturalized meadow areas
  • Erosion control on slopes
  • Foundation plantings in appropriate climates

Wildlife and Pollinator Benefits

Late-season bloomers like Truckee rabbitbrush are absolute lifesavers for pollinators preparing for winter. Bees, butterflies, and other beneficial insects flock to the abundant yellow flowers when other food sources are becoming scarce. The plant also provides habitat and food for various wildlife species, making it a valuable addition to any wildlife-friendly garden.

Growing Conditions and Care

One of the best things about Truckee rabbitbrush is its easygoing nature. This tough little shrub thrives in USDA hardiness zones 4-8, making it suitable for a wide range of climates.

Ideal growing conditions include:

  • Full sun exposure (6+ hours daily)
  • Well-draining soils – it absolutely hates wet feet
  • Poor to moderate soil fertility (rich soils can make it leggy)
  • Minimal water once established

Planting and Care Tips

Getting Truckee rabbitbrush established is straightforward. Plant in spring after the last frost, giving each shrub about 2-3 feet of space to accommodate its mature spread. Water regularly the first growing season to help establish the root system, then gradually reduce watering.

Once established, this drought-tolerant champion needs very little attention. In fact, too much care can be counterproductive – overwatering and over-fertilizing can lead to weak, floppy growth. A light pruning after flowering can help maintain shape, but it’s not strictly necessary.

Is Truckee Rabbitbrush Right for Your Garden?

Consider adding Truckee rabbitbrush to your landscape if you:

  • Want a low-maintenance native shrub
  • Need late-season color and pollinator support
  • Have well-draining soil and full sun
  • Prefer plants that don’t require regular watering
  • Want to support local ecosystems with native species

However, this might not be the best choice if you have heavy clay soil that stays wet, deep shade conditions, or if you prefer plants that bloom earlier in the season.

Final Thoughts

Truckee rabbitbrush embodies the right plant, right place philosophy perfectly. When grown in suitable conditions within its native range, it’s virtually bulletproof and provides significant ecological value. Its compact size makes it perfect for smaller gardens or as part of larger native plant communities. Plus, there’s something deeply satisfying about growing a plant that’s perfectly adapted to your local environment – it’s gardening in harmony with nature at its finest.

Truckee Rabbitbrush

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

Chrysothamnus Nutt. - rabbitbrush

Species

Chrysothamnus humilis Greene - Truckee rabbitbrush

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