North America Native Plant

Indian Crabgrass

Botanical name: Digitaria longiflora

USDA symbol: DILO2

Life cycle: annual

Habit: grass

Native status: Native to the lower 48 states âš˜ Native to Puerto Rico  

Synonyms: Paspalum longiflorum Retz. (PALO6)   

Indian Crabgrass: A Native Gem for Your Naturalized Garden When you hear crabgrass, you might think of the pesky lawn invader that drives homeowners crazy. But Indian crabgrass (Digitaria longiflora) is an entirely different story! This charming native annual grass deserves a spot in your wildlife garden, not your compost ...

Indian Crabgrass: A Native Gem for Your Naturalized Garden

When you hear crabgrass, you might think of the pesky lawn invader that drives homeowners crazy. But Indian crabgrass (Digitaria longiflora) is an entirely different story! This charming native annual grass deserves a spot in your wildlife garden, not your compost bin.

What Is Indian Crabgrass?

Indian crabgrass is a native annual grass that’s perfectly at home in the American landscape. Unlike its weedy cousins, this graceful grass has been quietly supporting local ecosystems for centuries. As an annual, it completes its entire life cycle in one growing season, but don’t let that fool you into thinking it’s not worth planting – this little grass packs a big ecological punch!

Where Does Indian Crabgrass Call Home?

This native beauty has quite the range! You’ll find Indian crabgrass naturally growing across several states including Florida, Maryland, Wisconsin, and Puerto Rico. It’s truly a plant that knows how to adapt to different climates and conditions.

Why Consider Indian Crabgrass for Your Garden?

While Indian crabgrass might not win any beauty contests, it’s the kind of plant that works behind the scenes to make your garden ecosystem thrive. Here’s why you might want to give it a chance:

  • Native credentials: It belongs here and supports local wildlife
  • Low maintenance: Once established, it pretty much takes care of itself
  • Wildlife support: Seeds provide food for birds and small animals
  • Natural groundcover: Fills in spaces in naturalized areas
  • Drought tolerant: Handles dry conditions like a champ

What Does Indian Crabgrass Look Like?

Don’t expect flashy flowers – this is a grass, after all! Indian crabgrass features narrow, delicate leaves and produces subtle seed heads in late summer and fall. It’s not going to be the star of your flower border, but it adds a lovely, natural texture to meadow gardens and naturalized spaces.

Where Should You Plant Indian Crabgrass?

This adaptable grass thrives in USDA zones 8-11, making it perfect for gardeners in warmer regions. Consider Indian crabgrass for:

  • Native plant gardens
  • Naturalized meadow areas
  • Wildlife habitat gardens
  • Areas where you want low-maintenance groundcover
  • Spaces that need erosion control

Growing Indian Crabgrass Successfully

The best news about Indian crabgrass? It’s refreshingly easy to grow! Here’s how to give it the best start:

Planting Tips

  • Timing: Direct seed in spring after the last frost
  • Location: Choose a spot with full sun exposure
  • Soil: Adaptable to various soil types, but ensure good drainage
  • Spacing: Scatter seeds naturally for a meadow-like appearance

Care and Maintenance

Once your Indian crabgrass is established, it’s pretty much set-and-forget gardening:

  • Water occasionally during dry spells in the first year
  • Allow plants to set seed for next year’s crop
  • No fertilization needed – it prefers lean conditions
  • Let it naturalize in designated areas

Is Indian Crabgrass Right for Your Garden?

Indian crabgrass is perfect for gardeners who want to support native ecosystems without a lot of fuss. It’s ideal if you’re creating wildlife habitat, establishing naturalized areas, or simply want to add authentic native plants to your landscape. However, if you’re looking for showy ornamental grasses or plants with dramatic visual impact, you might want to consider other native options.

The Bottom Line

While Indian crabgrass might not be the most glamorous plant in the native garden world, it’s definitely one of the most authentic and useful. This humble annual grass proves that sometimes the most valuable garden contributors are the ones working quietly in the background, supporting birds, wildlife, and the overall health of your local ecosystem. Give Indian crabgrass a try – your local wildlife will thank you!

Indian Crabgrass

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

Digitaria Haller - crabgrass

Species

Digitaria longiflora (Retz.) Pers. - Indian crabgrass

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