North America Non-native Plant

Brown’s Lovegrass

Botanical name: Eragrostis brownii

USDA symbol: ERBR15

Life cycle: perennial

Habit: grass

Native status: Non-native, reproduces and persists in the wild in Pacific Basin excluding Hawaii  

Brown’s Lovegrass: A Delicate Tropical Grass for Warm Climate Gardens Looking for a graceful grass to add texture and movement to your tropical or subtropical garden? Brown’s lovegrass (Eragrostis brownii) might catch your eye with its delicate, airy appearance. But before you plant, let’s dive into what makes this perennial ...

Brown’s Lovegrass: A Delicate Tropical Grass for Warm Climate Gardens

Looking for a graceful grass to add texture and movement to your tropical or subtropical garden? Brown’s lovegrass (Eragrostis brownii) might catch your eye with its delicate, airy appearance. But before you plant, let’s dive into what makes this perennial grass tick and whether it’s the right fit for your landscape.

What Is Brown’s Lovegrass?

Brown’s lovegrass is a perennial grass that belongs to the large and diverse grass family. Originally from northern Australia, this fine-textured beauty has made its way to various Pacific islands, where it now grows wild in Guam and Palau. While it’s considered non-native to these areas, it has established itself as part of the local flora.

Where Does It Grow?

Currently, you’ll find Brown’s lovegrass thriving in Guam and Palau, where it has naturalized after being introduced from its native Australian home. The grass has adapted well to these tropical Pacific locations.

Garden Appeal and Landscape Role

What draws gardeners to Brown’s lovegrass is its delicate, fine-textured foliage that creates a soft, airy effect in the landscape. The grass produces wispy seed heads that dance in the breeze, adding movement and visual interest to garden spaces. It works particularly well as:

  • A textural element in tropical and subtropical gardens
  • Ground cover in naturalized areas
  • An accent plant for adding movement to static landscapes
  • A low-maintenance option for areas where you want grass-like texture

Growing Conditions and Care

Brown’s lovegrass is relatively easy-going when it comes to growing conditions, making it appealing for gardeners who prefer low-maintenance plants. Here’s what this grass prefers:

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil (it doesn’t like wet feet!)
  • Water: Drought tolerant once established, but appreciates occasional watering
  • Climate: USDA hardiness zones 9-11 (tropical and subtropical areas)

Planting and Care Tips

Getting Brown’s lovegrass established in your garden is straightforward:

  • Plant in spring or fall when temperatures are moderate
  • Ensure good drainage to prevent root rot
  • Water regularly during establishment, then reduce frequency
  • Trim back occasionally to maintain shape and encourage fresh growth
  • Be aware that it may self-seed in favorable conditions

Wildlife and Pollinator Benefits

As a wind-pollinated grass, Brown’s lovegrass doesn’t offer significant benefits to pollinators like bees and butterflies. However, like many grasses, it may provide some habitat value for small wildlife and insects.

Should You Plant Brown’s Lovegrass?

The decision to plant Brown’s lovegrass depends on your garden goals and location. While it’s not invasive or problematic, it is non-native to most areas where it’s grown. If you’re in a tropical or subtropical zone and looking for a low-maintenance, textural grass element, it could work well for you.

However, consider exploring native grass alternatives first! Native grasses often provide better wildlife habitat, require less water once established, and support local ecosystems more effectively. Check with your local native plant society or extension office for native grass recommendations that might give you similar aesthetic appeal while supporting your local environment.

The Bottom Line

Brown’s lovegrass offers an easy-care option for gardeners in warm climates who want to add grassy texture and movement to their landscapes. While it won’t win awards for supporting local wildlife, it’s not a troublemaker either. Just remember to consider native alternatives that might provide similar beauty while offering greater ecological benefits to your local area.

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

Eragrostis von Wolf - lovegrass

Species

Eragrostis brownii (Kunth) Nees - Brown's lovegrass

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