North America Non-native Plant

Brachiaria Mollis

Botanical name: Brachiaria mollis

USDA symbol: BRMO6

Habit: grass

Native status: Not native but doesn't reproduce and persist in the wild

Synonyms: Panicum molle Sw. (PAMO19)   

Brachiaria mollis: Understanding This Tropical Grass If you’ve stumbled across the name Brachiaria mollis while researching grasses for your garden, you might be wondering what exactly this plant is and whether it belongs in your landscape. Let’s dive into the world of this lesser-known tropical grass and explore why it ...

Brachiaria mollis: Understanding This Tropical Grass

If you’ve stumbled across the name Brachiaria mollis while researching grasses for your garden, you might be wondering what exactly this plant is and whether it belongs in your landscape. Let’s dive into the world of this lesser-known tropical grass and explore why it might not be the best choice for most home gardeners.

What is Brachiaria mollis?

Brachiaria mollis is a warm-season grass species that belongs to the monocot family. You might also see it referenced by its botanical synonym, Panicum molle. The name mollis actually gives us a clue about one of its key characteristics – it means soft in Latin, referring to the plant’s notably soft, hairy leaves and stems that give it a fuzzy texture.

Where Does It Come From?

This grass species is native to tropical and subtropical regions of the Americas, particularly found throughout Central and South America. It thrives in warm, humid climates where temperatures rarely dip below freezing.

Why You Probably Don’t Want This in Your Garden

While Brachiaria mollis might sound intriguing, there are several reasons why it’s not typically recommended for home landscapes:

  • It’s primarily used as a forage grass for livestock, not ornamental purposes
  • Limited availability in the nursery trade
  • Requires very specific tropical growing conditions (USDA zones 9-11)
  • Offers minimal aesthetic appeal compared to other grass options
  • Provides limited benefits to pollinators since it’s wind-pollinated

Growing Conditions

If you happen to live in a tropical climate and are curious about this grass, Brachiaria mollis prefers:

  • Warm temperatures year-round
  • Moist, fertile soils
  • Full sun to partial shade
  • Adequate rainfall or irrigation
  • USDA hardiness zones 9-11 only

Better Native Alternatives

Instead of searching for this hard-to-find tropical grass, consider these native alternatives that will provide much more value to your garden and local ecosystem:

  • For warm climates: Native bunch grasses like little bluestem or buffalo grass
  • For ground cover: Native sedges or regional prairie grasses
  • For wildlife benefits: Native grasses that provide seeds for birds and habitat for beneficial insects

The Bottom Line

While Brachiaria mollis has its place in agricultural settings within its native range, it’s not a practical or beneficial choice for most home gardeners. Your landscape will be much better served by choosing native grass species that are adapted to your local climate, readily available from nurseries, and provide genuine ecological benefits to your area’s wildlife.

When in doubt, consult with your local native plant society or extension office to discover the grass species that will truly thrive in your specific region while supporting local biodiversity.

Brachiaria Mollis

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Brachiaria (Trin.) Griseb. - signalgrass

Species

Brachiaria mollis (Sw.) Parodi [excluded]

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