North America Native Plant

Branched False Goldenweed

Botanical name: Oonopsis multicaulis

USDA symbol: OOMU

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Haplopappus multicaulis (Nutt.) A. Gray (HAMU3)   

Branched False Goldenweed: A Hardy Native for Prairie-Style Gardens If you’re looking for a tough-as-nails native plant that can handle whatever Mother Nature throws its way, let me introduce you to branched false goldenweed (Oonopsis multicaulis). This unassuming little shrub might not win any beauty contests, but it’s got character ...

Branched False Goldenweed: A Hardy Native for Prairie-Style Gardens

If you’re looking for a tough-as-nails native plant that can handle whatever Mother Nature throws its way, let me introduce you to branched false goldenweed (Oonopsis multicaulis). This unassuming little shrub might not win any beauty contests, but it’s got character in spades and plays an important role in natural ecosystems across the Great Plains.

What Is Branched False Goldenweed?

Branched false goldenweed is a native perennial shrub that stays refreshingly compact, typically growing under 1.5 feet tall and never exceeding 3 feet at maturity. You might also see it listed under its scientific synonym, Haplopappus multicaulis, in older gardening references. This hardy little plant belongs to the sunflower family and produces small, cheerful yellow daisy-like flowers that add subtle charm to prairie landscapes.

Where Does It Call Home?

This prairie native has carved out its niche across four states in the northern Great Plains: Montana, Nebraska, South Dakota, and Wyoming. It’s perfectly adapted to the challenging conditions of this region, including harsh winters, hot summers, and unpredictable rainfall patterns.

Why Consider Branched False Goldenweed for Your Garden?

Here’s where this plant really shines – its incredible resilience and low-maintenance nature make it perfect for specific garden situations:

  • Drought tolerance: Once established, this plant can survive on minimal water
  • Cold hardy: Thrives in USDA zones 3-7, handling bitter winter temperatures
  • Pollinator support: Small flowers attract native bees, butterflies, and other beneficial insects
  • Low maintenance: Requires virtually no care once established
  • Compact size: Perfect for smaller spaces or as a ground cover

Where It Works Best in Your Landscape

Branched false goldenweed isn’t trying to be the star of your flower border, but it excels in specific garden settings:

  • Rock gardens and xeriscapes
  • Native plant and prairie restoration projects
  • Naturalized areas with poor soils
  • Slopes and areas prone to drought
  • Wildlife habitat gardens

Growing Conditions and Care

This plant’s mantra is less is more when it comes to growing conditions:

  • Sunlight: Full sun is essential for best growth and flowering
  • Soil: Well-draining soils are crucial; poor to moderate fertility is actually preferred
  • Water: Drought tolerant once established; avoid overwatering
  • Fertilizer: None needed – too much nutrition can actually harm the plant

Planting and Establishment Tips

Getting branched false goldenweed established is straightforward if you follow these guidelines:

  • Plant in spring after the last frost date
  • Choose a sunny location with excellent drainage
  • Water regularly the first season to help establishment
  • Once established (usually by the second year), reduce watering significantly
  • Avoid rich, fertile soils that can lead to weak, leggy growth

The Bottom Line

Branched false goldenweed won’t give you showy blooms or lush foliage, but it offers something perhaps more valuable – reliable performance in challenging conditions and support for native wildlife. If you’re creating a drought-tolerant landscape, working with poor soils, or establishing a prairie garden in its native range, this humble shrub deserves serious consideration. Just remember that less is definitely more with this prairie survivor, and you’ll be rewarded with a plant that practically takes care of itself while supporting local ecosystems.

Branched False Goldenweed

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

Oonopsis (Nutt.) Greene - false goldenweed

Species

Oonopsis multicaulis (Nutt.) Greene - branched false goldenweed

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