North America Native Plant

Indian Murainagrass

Botanical name: Ischaemum indicum

USDA symbol: ISIN3

Life cycle: annual

Habit: grass

Native status: Non-native, reproduces and persists in the wild in Hawaii âš˜ Non-native, reproduces and persists in the wild in the lower 48 states âš˜ Native to Pacific Basin excluding Hawaii  

Synonyms: Ischaemum ciliare Retz. (ISCI)  âš˜  Phleum indicum Houtt. (PHIN29)   

Indian Murainagrass: What You Need to Know About This Tropical Grass If you’ve stumbled across the name Indian murainagrass (Ischaemum indicum) in your gardening research, you might be wondering whether this tropical grass deserves a spot in your landscape. This unassuming grass species has quite a story to tell, and ...

Indian Murainagrass: What You Need to Know About This Tropical Grass

If you’ve stumbled across the name Indian murainagrass (Ischaemum indicum) in your gardening research, you might be wondering whether this tropical grass deserves a spot in your landscape. This unassuming grass species has quite a story to tell, and understanding its background can help you make an informed decision about whether it’s right for your garden.

Getting to Know Indian Murainagrass

Indian murainagrass goes by the botanical name Ischaemum indicum, and you might also see it listed under some older scientific names like Ischaemum ciliare or Phleum indicum. As its common name suggests, this grass has roots in tropical Asia, particularly India and Southeast Asia, though it’s native to parts of the broader Pacific Basin as well.

This annual to perennial grass falls into that catch-all category of graminoids – basically, it’s a grass-like plant that includes true grasses, sedges, and rushes. Don’t let the fancy terminology fool you though; it’s simply a grass that forms tufted clumps with narrow leaves.

Where You’ll Find It Growing

Today, Indian murainagrass has established itself well beyond its native range. In the United States, you can find it growing in Hawaii, Maryland, and U.S. territories like Guam and Palau. The grass has proven quite adaptable, reproducing on its own and persisting in these new locations without any help from gardeners.

What It Brings to the Garden

Let’s be honest – Indian murainagrass isn’t going to win any beauty contests. This is a fairly inconspicuous grass with narrow leaves and small, unremarkable flower spikes. Its appeal lies more in function than form. The grass can serve as ground cover and may help with erosion control in appropriate settings.

As a wind-pollinated grass, it doesn’t offer much in the way of pollinator benefits. Bees and butterflies will largely ignore it, focusing their attention on more colorful, nectar-rich plants instead.

Growing Conditions and Care

If you’re in USDA hardiness zones 9-11, Indian murainagrass can potentially thrive in your garden. It’s fairly adaptable when it comes to growing conditions:

  • Prefers full sun but can tolerate some partial shade
  • Adapts to various soil types
  • Becomes drought tolerant once established
  • Requires minimal maintenance

The grass is generally low-maintenance, which can be both a blessing and a potential concern. Its ability to self-seed and establish readily means it might spread more than you’d like if left unchecked.

Should You Plant Indian Murainagrass?

Here’s where things get a bit complicated. While Indian murainagrass isn’t necessarily problematic, it is considered non-native in most U.S. locations where it’s found. Since its invasive potential isn’t fully documented, the wise approach is to consider native alternatives first.

If you’re looking for native grass options that can provide similar ground cover benefits, consider researching grasses native to your specific region. Your local native plant society or agricultural extension office can point you toward indigenous species that will better support local wildlife and ecosystems.

The Bottom Line

Indian murainagrass is one of those plants that occupies a middle ground – it’s not actively harmful, but it’s not particularly beneficial either. While it won’t cause major problems in most gardens, you’ll likely find more rewarding options among native grass species that offer better wildlife value and stronger connections to your local ecosystem.

If you do encounter this grass growing wild in your area, there’s no need for alarm. Just remember that when planning your next garden project, choosing native plants is usually the more environmentally friendly path forward.

Indian Murainagrass

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

Ischaemum L. - murainagrass

Species

Ischaemum indicum (Houtt.) Merr. - Indian murainagrass

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