North America Native Plant

Chinle Saltbush

Botanical name: Atriplex asterocarpa

USDA symbol: ATAS2

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Atriplex saccaria S. Watson var. asterocarpa (Stutz, G.L. Chu & S.C. Sand.) S.L. Welsh (ATSAA)   

Chinle Saltbush: A Rare Desert Native Worth Protecting Meet the Chinle saltbush (Atriplex asterocarpa), a modest little annual that’s quietly holding its ground in the desert landscapes of the American Southwest. While it may not win any beauty contests, this unassuming native plant has a story worth telling – and ...

Rare plant alert!

Region: Conservation status by state

Status: S3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ 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 ⚘

Chinle Saltbush: A Rare Desert Native Worth Protecting

Meet the Chinle saltbush (Atriplex asterocarpa), a modest little annual that’s quietly holding its ground in the desert landscapes of the American Southwest. While it may not win any beauty contests, this unassuming native plant has a story worth telling – and a conservation status that makes it particularly special for native plant enthusiasts.

What Makes Chinle Saltbush Special?

Don’t let its humble appearance fool you. Chinle saltbush is a true native of the lower 48 states, specifically calling Arizona and Utah home. As an annual plant, it completes its entire life cycle in just one growing season, making the most of the brief windows of favorable conditions in its arid homeland.

This saltbush belongs to the Amaranth family and goes by the scientific name Atriplex asterocarpa. You might also see it listed under its synonym, Atriplex saccaria var. asterocarpa, in older botanical references.

Where Does It Grow?

Chinle saltbush has carved out its niche in the desert regions of Arizona and Utah, where it has adapted to thrive in some pretty challenging conditions. These hardy little plants have learned to make the most of sandy, alkaline soils and minimal rainfall.

A Word About Conservation

Here’s where things get interesting – and important. Chinle saltbush carries a Global Conservation Status of S3?, which suggests it may be uncommon to rare in its native range. While the exact details of its conservation status aren’t fully defined, this ranking means we should treat this little desert dweller with extra care and respect.

If you’re considering adding Chinle saltbush to your garden, please make sure you source it responsibly. This means purchasing from reputable native plant nurseries that propagate their own stock rather than collecting from wild populations.

Should You Grow Chinle Saltbush?

Let’s be honest – Chinle saltbush isn’t going to be the star of your garden show. As an annual herb with inconspicuous flowers, it’s more about ecological value than eye-catching beauty. But here are some reasons you might want to consider it:

  • You’re creating an authentic desert or xeriscape garden
  • You’re passionate about native plant conservation
  • You want to support local desert ecosystems
  • You’re building a specialized collection of rare native plants

Growing Conditions and Care

If you decide to grow Chinle saltbush, you’ll want to mimic its natural desert habitat as closely as possible. This means:

  • Well-draining, sandy or gravelly soil
  • Full sun exposure
  • Minimal water once established
  • Good air circulation

Based on its native range, Chinle saltbush likely thrives in USDA hardiness zones 7-10, though as an annual, winter hardiness is less of a concern than summer heat tolerance.

Planting and Care Tips

Since this is an annual plant, you’ll need to start fresh each year, either from seed or young plants. Here’s how to give your Chinle saltbush the best start:

  • Plant in spring after the last frost date
  • Choose the hottest, driest spot in your garden
  • Avoid overwatering – this desert native prefers to stay on the dry side
  • Don’t fertilize heavily; these plants are adapted to nutrient-poor soils
  • Allow plants to self-seed if you want them to return next year

The Bottom Line

Chinle saltbush may not be the showiest addition to your garden, but it offers something perhaps more valuable – a connection to the authentic desert ecosystem and a chance to support a potentially rare native species. If you’re drawn to native plants with interesting stories and conservation value, and you have the right growing conditions, this little saltbush could be a meaningful addition to your landscape.

Just remember to source it responsibly and appreciate it for what it is – a small but important piece of our native plant heritage that deserves our respect and protection.

Chinle Saltbush

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Chenopodiaceae Vent. - Goosefoot family

Genus

Atriplex L. - saltbush

Species

Atriplex asterocarpa Stutz, G.L. Chu & S.C. Sand. - Chinle saltbush

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