North America Native Plant

Rough Brickellbush

Botanical name: Brickellia microphylla var. scabra

USDA symbol: BRMIS

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Brickellia microphylla (Nutt.) A. Gray ssp. scabra (A. Gray) W.A. Weber (BRMIS2)  âš˜  Brickellia scabra (A. Gray) A. Nelson ex B.L. Rob. (BRSC5)   

Rough Brickellbush: A Tough Little Native for Western Gardens If you’re looking for a low-maintenance native shrub that can handle tough conditions while still providing seasonal interest, meet the rough brickellbush (Brickellia microphylla var. scabra). This compact perennial shrub might not win any beauty contests, but it’s got character and ...

Rough Brickellbush: A Tough Little Native for Western Gardens

If you’re looking for a low-maintenance native shrub that can handle tough conditions while still providing seasonal interest, meet the rough brickellbush (Brickellia microphylla var. scabra). This compact perennial shrub might not win any beauty contests, but it’s got character and resilience that make it a valuable player in the right garden setting.

What Exactly Is Rough Brickellbush?

Rough brickellbush is a native perennial shrub that stays refreshingly small – typically under 1.5 feet tall and never exceeding 3 feet at maturity. You might also see it listed under its synonyms Brickellia microphylla ssp. scabra or Brickellia scabra, but they’re all the same tough little plant.

This native gem calls the American West home, naturally occurring across Arizona, Colorado, Idaho, Nevada, New Mexico, Utah, and Wyoming. It’s perfectly adapted to the challenging conditions of these regions, from high desert to rocky slopes.

Why You Might Want to Plant It

Rough brickellbush brings several benefits to the right garden:

  • Extreme drought tolerance: Once established, this shrub can survive on minimal water
  • Pollinator magnet: Its small yellow flowers attract native bees, butterflies, and other beneficial insects in late summer and fall
  • Low maintenance: Perfect for gardeners who want beauty without the fuss
  • Native credentials: Supports local ecosystems and requires fewer resources than non-native alternatives
  • Compact size: Won’t overwhelm small spaces or require constant pruning

Where Does It Shine in Your Landscape?

This isn’t a plant for every garden, but in the right spot, rough brickellbush is golden. It’s perfect for:

  • Xeriscape and drought-tolerant gardens
  • Rock gardens and rocky slopes
  • Native plant landscapes
  • Ground cover in challenging areas
  • Naturalized areas that need minimal intervention

Think of it as nature’s solution to those tough spots where other plants struggle – hot, dry, rocky areas that need something more interesting than bare ground.

Growing Conditions and Care

The beauty of rough brickellbush lies in its simplicity. Here’s what it needs to thrive:

Light: Full sun is essential – this plant craves those bright, intense rays

Soil: Well-drained soil is non-negotiable. It actually prefers alkaline soils and can handle rocky, poor conditions that would stress other plants

Water: Drought-tolerant once established, but provide occasional deep watering during its first season

Climate: Hardy in USDA zones 4-8, making it suitable for a wide range of western climates

Planting and Care Tips

Getting rough brickellbush established is straightforward:

  • Plant in spring or fall when temperatures are moderate
  • Ensure excellent drainage – soggy soil is this plant’s biggest enemy
  • Water regularly the first year, then back off significantly
  • Light pruning after flowering helps maintain shape, but it’s not strictly necessary
  • No fertilizer needed – this plant actually prefers lean conditions

The Bottom Line

Rough brickellbush won’t win any flashy flower awards, but it’s exactly what many western gardens need: a reliable, native, drought-tolerant shrub that supports pollinators and requires minimal care. If you’re creating a sustainable, low-water landscape in its native range, this unassuming little shrub deserves a spot on your plant list.

It’s not the right choice for formal gardens or areas where you want showy blooms, but for naturalizing difficult sites and supporting native ecosystems, rough brickellbush proves that sometimes the best garden plants are the ones that simply do their job without making a fuss.

Rough Brickellbush

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

Brickellia Elliott - brickellbush

Species

Brickellia microphylla (Nutt.) A. Gray - littleleaf brickellbush

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