North America Native Plant

Rubber Rabbitbrush

Botanical name: Ericameria nauseosa consimilis var. nitida

USDA symbol: ERNAN2

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Chrysothamnus nauseosus (Pall. ex Pursh) Britton ssp. nitidus L.C. Anderson (CHNAN)  âš˜  Chrysothamnus nauseosus (Pall. ex Pursh) Britton var. nitidus (L.C. Anderson) S.L. Welsh (CHNAN5)   

Rubber Rabbitbrush: A Resilient Native Shrub for Southwestern Gardens If you’re looking for a tough, drought-tolerant native plant that can handle the challenging conditions of the American Southwest, rubber rabbitbrush might just be your new best friend. This hardy perennial shrub has been quietly thriving in the wild landscapes of ...

Rare plant alert!

Region: Conservation status by state

Status: S5T1T3: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ 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. ⚘ 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. ⚘

Rubber Rabbitbrush: A Resilient Native Shrub for Southwestern Gardens

If you’re looking for a tough, drought-tolerant native plant that can handle the challenging conditions of the American Southwest, rubber rabbitbrush might just be your new best friend. This hardy perennial shrub has been quietly thriving in the wild landscapes of Arizona, New Mexico, and Utah long before any of us started thinking about xeriscaping or native plant gardening.

What Exactly Is Rubber Rabbitbrush?

Scientifically known as Ericameria nauseosa consimilis var. nitida, rubber rabbitbrush is a multi-stemmed woody shrub that typically stays under 13-16 feet in height. You might also see it listed under its older scientific names, including Chrysothamnus nauseosus var. nitidus – plant taxonomy can be a bit of a moving target sometimes!

This particular variety is native to the lower 48 states, specifically flourishing in the unique ecosystems of the Southwest. It’s a true regional specialist that has adapted perfectly to life in some pretty tough terrain.

Where Does It Call Home?

Rubber rabbitbrush has staked out its territory across three southwestern states: Arizona, New Mexico, and Utah. These areas share similar challenging growing conditions – think hot summers, cold winters, limited rainfall, and alkaline soils that would make many garden plants throw in the trowel.

A Word About Rarity

Here’s something important to know: this particular variety has a Global Conservation Status of S5T1T3. While the exact meaning of this classification isn’t entirely clear from available data, it suggests this plant may have some conservation concerns. If you’re interested in growing rubber rabbitbrush, make sure you source your plants responsibly from reputable native plant nurseries rather than collecting from wild populations.

Why Consider Rubber Rabbitbrush for Your Garden?

This shrub is basically the strong, silent type of the plant world. As a perennial, it comes back year after year without much fuss, and its multi-stemmed growth habit creates nice structure in the landscape. Here are some reasons it might work well in your garden:

  • Native plant that supports local ecosystems
  • Extremely drought-tolerant once established
  • Requires minimal maintenance
  • Adds year-round structure to the garden
  • Perfect for naturalistic or xeriscape designs

Where Does It Fit in Your Landscape?

Rubber rabbitbrush is ideal for those looking to create authentic southwestern landscapes or anyone dealing with challenging growing conditions. It works particularly well in:

  • Xeriscape gardens
  • Native plant gardens
  • Naturalistic landscapes
  • Areas with poor or alkaline soil
  • Slopes or areas with drainage issues

The Growing Reality Check

While specific growing condition details for this variety aren’t readily available, we can make some educated guesses based on its native habitat. This plant has evolved in areas with:

  • Limited rainfall
  • Extreme temperature variations
  • Well-draining, often alkaline soils
  • Intense sun exposure

If you’re gardening outside of Arizona, New Mexico, or Utah, you’ll want to research whether your local climate can provide similar conditions before committing to this particular variety.

Things to Keep in Mind

While rubber rabbitbrush can be a fantastic addition to the right garden, there are a few considerations:

  • It’s quite specialized to southwestern conditions
  • May not thrive in humid or wet climates
  • Limited availability due to its specific native range
  • Conservation status suggests responsible sourcing is crucial

The Bottom Line

Rubber rabbitbrush is one of those plants that truly shines when grown in the right place by the right gardener. If you’re in its native range and looking for a low-maintenance, drought-tolerant native shrub, this could be a wonderful addition to your landscape. Just remember to source it responsibly and give it the well-draining, sunny conditions it craves.

For gardeners outside the Southwest, you might want to explore other native rabbitbrush species or similar drought-tolerant shrubs that are better adapted to your local conditions. After all, the best native plant is always the one that’s actually native to your specific area!

Rubber 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

Ericameria Nutt. - goldenbush

Species

Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird - rubber rabbitbrush

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