North America Non-native Plant

Digitgrass

Botanical name: Digitaria eriantha eriantha

USDA symbol: DIERE

Habit: grass

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

Digitgrass: A Mysterious Grass with Limited Information If you’ve stumbled upon the name Digitaria eriantha eriantha, you might be scratching your head – and you’re not alone! This particular botanical name represents something of a puzzle in the plant world, and there’s a good reason why finding detailed information about ...

Digitgrass: A Mysterious Grass with Limited Information

If you’ve stumbled upon the name Digitaria eriantha eriantha, you might be scratching your head – and you’re not alone! This particular botanical name represents something of a puzzle in the plant world, and there’s a good reason why finding detailed information about it feels like searching for a needle in a haystack.

What Exactly Is Digitgrass?

Digitaria eriantha eriantha belongs to the grass family, specifically categorized as a monocot grass or grass-like plant. This places it among the Poaceae family, which includes traditional grasses, as well as related families like sedges, rushes, and other grass-like plants. However, the doubled eriantha in this botanical name suggests there may be some confusion or incomplete information in the plant databases.

The Name Game Challenge

Here’s where things get a bit quirky: while this plant goes by the common name digitgrass, the specific botanical designation Digitaria eriantha eriantha appears to have limited documentation in standard botanical references. This could indicate:

  • A potential subspecies or variety designation that’s not widely recognized
  • Possible database errors or incomplete taxonomic information
  • Regional naming variations that haven’t been standardized

Geographic Distribution Mystery

Unfortunately, specific information about where Digitaria eriantha eriantha naturally occurs is not readily available in standard botanical databases. This lack of clear geographic distribution data makes it challenging to provide definitive guidance about its native status or appropriate growing regions.

Should You Plant It?

Given the limited available information about Digitaria eriantha eriantha specifically, it’s difficult to provide concrete recommendations about whether to plant it in your garden. Without clear data on its:

  • Native status and geographic origin
  • Invasive potential
  • Growing requirements
  • Wildlife benefits
  • Aesthetic characteristics

The most responsible approach would be to consult with local native plant societies, extension services, or botanical experts who might have region-specific knowledge about this particular grass.

A Better Path Forward

If you’re interested in incorporating native grasses into your landscape, consider researching well-documented native grass species that are appropriate for your specific region. Local extension services, native plant societies, and reputable native plant nurseries can provide guidance on grasses that will thrive in your area while supporting local ecosystems.

The Bottom Line

While Digitaria eriantha eriantha remains something of an enigma in the plant world, this highlights an important lesson for gardeners: always verify plant information from multiple reliable sources before making planting decisions. When in doubt, stick with well-documented native species that have proven track records in your local ecosystem.

If you have specific knowledge about this grass or have encountered it in your gardening adventures, consider reaching out to botanical databases or local experts to help fill in the information gaps. Every bit of documented knowledge helps build our understanding of the plant kingdom!

Digitgrass

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 eriantha Steud. - digitgrass

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