North America Non-native Plant

Dactylis Glomerata Smithii

Botanical name: Dactylis glomerata smithii

USDA symbol: DAGLS2

Habit: grass

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

Dactylis glomerata smithii: A Mysterious Grass with Limited Information If you’ve stumbled across the name Dactylis glomerata smithii in your plant research, you’re not alone in wondering what exactly this grass is all about. This particular plant designation presents quite the puzzle for gardeners and botanists alike, as detailed information ...

Dactylis glomerata smithii: A Mysterious Grass with Limited Information

If you’ve stumbled across the name Dactylis glomerata smithii in your plant research, you’re not alone in wondering what exactly this grass is all about. This particular plant designation presents quite the puzzle for gardeners and botanists alike, as detailed information about this specific variety or subspecies is surprisingly scarce in botanical literature.

What We Know About This Grass

Dactylis glomerata smithii belongs to the graminoid group, which means it’s a grass or grass-like plant. This places it in the company of true grasses, sedges, rushes, and other similar plants that share certain structural characteristics. However, beyond this basic classification, concrete details about this particular plant become frustratingly elusive.

The name suggests it may be related to Dactylis glomerata, commonly known as orchardgrass or cock’s-foot grass, but the smithii designation indicates it could be a distinct variety or subspecies named after someone called Smith – a common practice in botanical naming conventions.

The Information Gap Challenge

Here’s where things get interesting (and a bit frustrating): comprehensive information about Dactylis glomerata smithii’s native range, growing conditions, wildlife benefits, and garden applications is notably absent from most reliable botanical sources. This could mean several things:

  • It might be a recently described variety with limited documentation
  • It could be a regional or local designation not widely recognized
  • The taxonomic status might be uncertain or under revision
  • It may have very limited distribution, making information scarce

Geographic Distribution

Unfortunately, the geographic distribution of Dactylis glomerata smithii remains unknown based on available sources. Without this crucial information, it’s impossible to determine where this grass naturally occurs or where it might be successfully cultivated.

Should You Plant It?

Given the significant gaps in available information, recommending whether to plant Dactylis glomerata smithii becomes quite challenging. Without knowing its native status, invasive potential, growing requirements, or ecological impact, making an informed decision is nearly impossible.

If you’re considering this plant for your garden, here are some important questions to investigate:

  • Is it actually available from reputable nurseries?
  • What growing conditions does it prefer?
  • Is it native to your region?
  • Does it have any invasive tendencies?
  • What wildlife benefits might it provide?

A Better Approach: Well-Documented Native Alternatives

Rather than puzzling over a plant with limited information, consider exploring well-documented native grasses in your area. Your local extension office, native plant societies, or botanical gardens can recommend grasses that are:

  • Proven to thrive in your climate
  • Beneficial to local wildlife
  • Appropriate for your garden’s conditions
  • Available from reputable sources

The Bottom Line

While Dactylis glomerata smithii remains an intriguing botanical mystery, the lack of reliable information makes it difficult to recommend for garden use. Sometimes the most responsible approach is to acknowledge when we simply don’t have enough data to make informed gardening decisions.

If you have specific information about this grass or have encountered it in your gardening adventures, consulting with local botanists, extension agents, or native plant experts might help shed more light on this enigmatic species. Until then, there are plenty of well-documented native grasses waiting to bring beauty and ecological value to your landscape.

Dactylis Glomerata Smithii

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

Dactylis L. - orchardgrass

Species

Dactylis glomerata L. - orchardgrass

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