Non-native Plants

Bristleleaf Lovegrass

Eragrostis chaetophylla

USDA symbol: ERCH15

perennial grass

Lower 48 states: non-native, naturalized

Meet bristleleaf lovegrass (Eragrostis chaetophylla), a perennial grass that’s something of a mystery in the gardening world. While many lovegrasses have earned their place in landscapes across America, this particular species keeps a much lower profile—so low, in fact, that detailed growing information is surprisingly scarce. Bristleleaf lovegrass belongs to ...

Bristleleaf Lovegrass: A Lesser-Known Grass with Limited Garden Information

Meet bristleleaf lovegrass (Eragrostis chaetophylla), a perennial grass that’s something of a mystery in the gardening world. While many lovegrasses have earned their place in landscapes across America, this particular species keeps a much lower profile—so low, in fact, that detailed growing information is surprisingly scarce.

What We Know About Bristleleaf Lovegrass

Bristleleaf lovegrass belongs to the diverse Eragrostis genus, commonly known as lovegrasses. Like its relatives, it’s a perennial grass that forms part of the broader grass family. You might also see it referenced by its botanical synonym, Eragrostis setifolia, though Eragrostis chaetophylla is the currently accepted name.

Here’s what makes this grass a bit puzzling: despite being part of a well-known genus, specific information about bristleleaf lovegrass is remarkably limited. This could mean it’s either extremely rare, poorly studied, or perhaps not widely cultivated.

Where Does It Grow?

Currently, bristleleaf lovegrass is documented as growing in South Carolina, where it exists as a non-native species that has established itself in the wild. This means it originally came from somewhere else but has found a way to survive and reproduce without human assistance in at least this one state.

  • Species observed
  • No observations

Should You Plant Bristleleaf Lovegrass?

Here’s where things get tricky. With so little information available about this species’ growing habits, care requirements, or potential impacts, it’s difficult to make a strong recommendation either way. Since it’s non-native and we don’t have clear data on whether it’s invasive or beneficial, the safest approach might be to explore better-documented alternatives.

Native Lovegrass Alternatives to Consider

If you’re drawn to the idea of lovegrasses in your landscape, consider these well-documented native options instead:

  • Purple lovegrass (Eragrostis spectabilis) – A stunning native with purple-tinged seed heads
  • Sand lovegrass (Eragrostis trichodes) – Perfect for sandy soils and drought conditions
  • Plains lovegrass (Eragrostis intermedia) – A resilient prairie native

These alternatives offer the same grass family benefits with the added advantage of supporting local ecosystems and having well-established growing guides.

The Bottom Line

Bristleleaf lovegrass remains something of an enigma in the gardening world. While it’s clearly adapted enough to survive in South Carolina’s climate, the lack of available growing information makes it a challenging choice for home gardeners. Until more research emerges about its characteristics, requirements, and ecological impacts, you might find more success—and peace of mind—with better-documented native grasses that can provide similar aesthetic appeal with known benefits for your local wildlife and ecosystem.

Sometimes the best garden choices are the ones we know will thrive, rather than the mysterious plants that keep their secrets to themselves.

Eragrostis chaetophylla is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Eragrostis chaetophylla is also known as:

Eragrostis setifolia | USDA symbol: ERSE9

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Monocot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Monocotyledons
Subclass: Commelinidae
Order: Cyperales
Family: Poaceae Barnhart - Grass family
Genus: Eragrostis von Wolf - lovegrass

Species: Eragrostis chaetophylla Steud. - bristleleaf lovegrass

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