North America Non-native Plant

Elytrigia ×littorea

Botanical name: Elytrigia ×littorea

USDA symbol: ELLI4

Habit: grass

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

Synonyms: Agropyron ×acutum (DC.) Roem. & Schult. (AGAC2)   

Elytrigia ×littorea: The Mystery Grass You’ve Probably Never Heard Of If you’ve stumbled across the name Elytrigia ×littorea in your plant research, you’re looking at one of gardening’s more enigmatic characters. This hybrid grass species (that little × symbol tells us it’s a hybrid) sits quietly in the botanical world, ...

Elytrigia ×littorea: The Mystery Grass You’ve Probably Never Heard Of

If you’ve stumbled across the name Elytrigia ×littorea in your plant research, you’re looking at one of gardening’s more enigmatic characters. This hybrid grass species (that little × symbol tells us it’s a hybrid) sits quietly in the botanical world, keeping most of its secrets to itself.

What Exactly Is Elytrigia ×littorea?

Elytrigia ×littorea belongs to the grass family (Poaceae) and represents a hybrid between different Elytrigia species. You might also see it referenced by its synonym, Agropyron ×acutum, in older botanical literature. Like other members of its family, it’s a monocot with the characteristic grass-like appearance we’re all familiar with.

The challenge with this particular plant is that detailed information about its characteristics, native range, and cultivation requirements remains frustratingly elusive. This isn’t uncommon with hybrid grass species that may occur naturally but haven’t been extensively studied or brought into cultivation.

The Information Gap Challenge

Here’s where things get interesting (and a bit frustrating): comprehensive details about Elytrigia ×littorea’s geographic distribution, growing conditions, and garden performance are largely undocumented in readily available horticultural sources. This presents a real challenge for gardeners who prefer to know exactly what they’re getting into before adding a plant to their landscape.

Should You Try Growing It?

The honest answer? Probably not, unless you’re a grass enthusiast with a taste for botanical mysteries. Here’s why:

  • Limited availability through typical nursery channels
  • Unknown growing requirements and care needs
  • Unclear hardiness zones and climate preferences
  • No established track record in garden settings

Better Alternatives for Your Garden

Instead of chasing this elusive hybrid, consider these well-documented native grass alternatives that offer proven garden performance:

  • Little bluestem (Schizachyrium scoparium) for drought tolerance and fall color
  • Buffalo grass (Poaceae family) for low-maintenance lawns in appropriate climates
  • Native fescues for cool-season grass needs
  • Regional native sedges for wetland or rain garden applications

The Takeaway

While Elytrigia ×littorea might sound intriguing, the lack of available cultivation information makes it a poor choice for most gardeners. Sometimes the most responsible approach is to acknowledge when we simply don’t know enough about a plant to recommend it confidently.

If you’re drawn to grasses in your landscape, stick with well-documented native species that offer proven benefits to both your garden and local wildlife. Your plants (and your sanity) will thank you for choosing species with clear growing guidelines and established garden performance records.

Elytrigia ×littorea

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

Elytrigia Desv.

Species

Elytrigia ×littorea (Schumach.) Hyl.

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