North America Native Plant

Badlands Mule-ears

Botanical name: Scabrethia scabra attenuata

USDA symbol: SCSCA2

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Wyethia scabra Hook. var. attenuata W.A. Weber (WYSCA)   

Badlands Mule-Ears: A Rare Southwest Native Worth Knowing About If you’re passionate about native plants and love discovering hidden gems of the American Southwest, badlands mule-ears (Scabrethia scabra attenuata) might just capture your imagination. This perennial forb represents one of those fascinating native species that reminds us how much botanical ...

Badlands Mule-Ears: A Rare Southwest Native Worth Knowing About

If you’re passionate about native plants and love discovering hidden gems of the American Southwest, badlands mule-ears (Scabrethia scabra attenuata) might just capture your imagination. This perennial forb represents one of those fascinating native species that reminds us how much botanical diversity exists in our desert landscapes, even if we don’t know everything about it yet.

What Is Badlands Mule-Ears?

Badlands mule-ears is a native perennial herb that belongs to the sunflower family. As a forb, it’s a non-woody plant that returns year after year, storing energy in its root system to survive harsh desert conditions. You might also see this plant referenced under its botanical synonym, Wyethia scabra var. attenuata, which reflects some of the ongoing taxonomic discussions about this species group.

Where Does It Grow Naturally?

This native beauty calls the American Southwest home, naturally occurring across three states:

  • Arizona
  • New Mexico
  • Utah

Its presence in these badlands and desert regions speaks to its incredible adaptation to challenging growing conditions that would defeat many other plants.

Should You Plant Badlands Mule-Ears in Your Garden?

Here’s where things get interesting – and a bit challenging. While badlands mule-ears is undoubtedly a fascinating native species, there’s limited information available about its specific growing requirements, appearance, and garden performance. This knowledge gap makes it difficult to provide specific cultivation advice.

For most home gardeners, this uncertainty suggests it might be wise to explore better-documented native alternatives from the same region. Consider these well-known Southwest natives instead:

  • Desert marigold (Baileya multiradiata)
  • Blanket flower (Gaillardia species)
  • Chocolate flower (Berlandiera lyrata)
  • Ghost plant (Graptopetalum paraguayense)

What We Do Know About Growing Conditions

Based on its natural range in Arizona, New Mexico, and Utah, badlands mule-ears likely prefers:

  • Well-draining, sandy or rocky soils
  • Full sun exposure
  • Low water requirements once established
  • Hot, dry summers and cold winters typical of high desert regions

As a perennial forb, it would return each growing season from its root system, probably emerging in spring when temperatures warm and moisture is available.

The Bottom Line for Native Plant Enthusiasts

While badlands mule-ears represents the incredible diversity of our native flora, the limited available information makes it a challenging choice for most gardeners. If you’re drawn to supporting Southwest native plants, you’ll have better success with well-documented species that offer proven garden performance.

However, if you’re a botanical explorer or researcher interested in rare native species, badlands mule-ears certainly deserves further study. Just remember that any planting should only be done with responsibly sourced materials that don’t impact wild populations.

Sometimes the most valuable thing we can do for rare native plants is simply knowing they exist and supporting the habitats where they naturally thrive.

Badlands Mule-ears

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

Scabrethia W.A. Weber - mule-ears

Species

Scabrethia scabra (Hook.) W.A. Weber - badlands mule-ears

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