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North America Non-native Plant

Wool Grass

Wool Grass: The Mysterious Anthephora pubescens If you’ve stumbled across the name wool grass or Anthephora pubescens in your gardening research, you might be scratching your head wondering what exactly this plant is all about. You’re not alone! This particular species is something of an enigma in the gardening world, ...

Wool Grass: The Mysterious Anthephora pubescens

If you’ve stumbled across the name wool grass or Anthephora pubescens in your gardening research, you might be scratching your head wondering what exactly this plant is all about. You’re not alone! This particular species is something of an enigma in the gardening world, with limited documentation available to help home gardeners make informed decisions.

What We Know About Wool Grass

Anthephora pubescens belongs to the grass family (Poaceae), making it a true grass rather than a grass-like sedge or rush. As its common name suggests, this species likely has a somewhat fuzzy or pubescent appearance, though detailed descriptions of its aesthetic qualities are surprisingly scarce in readily available gardening resources.

The botanical name gives us a few clues: Anthephora relates to flower-bearing characteristics, while pubescens indicates the presence of fine hairs or a downy texture on the plant surfaces.

The Documentation Dilemma

Here’s where things get tricky for gardeners. Unlike well-documented native grasses that have extensive cultivation information, Anthephora pubescens exists in a sort of informational gray area. We don’t have clear data on:

  • Its native range or geographical distribution
  • Specific growing requirements and conditions
  • USDA hardiness zones
  • Wildlife and pollinator benefits
  • Invasive or conservation status

This lack of information makes it challenging to recommend this species for home gardens with confidence.

A Word of Caution for Gardeners

When a plant species has limited documentation, it often means one of several things: it might be uncommon in cultivation, potentially rare in the wild, or simply not well-studied from a horticultural perspective. Without knowing its native status or potential invasive tendencies, it’s difficult to give a wholehearted recommendation.

Better-Documented Alternatives

If you’re drawn to native grasses for your landscape, consider these well-researched options instead:

  • Little bluestem (Schizachyrium scoparium) – excellent for prairie gardens
  • Buffalo grass (Poaceae dactyloides) – drought-tolerant lawn alternative
  • Purple lovegrass (Eragrostis spectabilis) – beautiful ornamental native
  • Sideoats grama (Bouteloua curtipendula) – versatile and wildlife-friendly

These alternatives have extensive growing guides, known wildlife benefits, and established native ranges, making them much safer bets for your garden.

The Bottom Line

While Anthephora pubescens might sound intriguing, the lack of available information makes it a risky choice for home gardeners. When in doubt, stick with well-documented native species that have proven track records in cultivation. Your local native plant society or extension office can help you identify the best grass species for your specific region and garden goals.

Remember, successful native gardening relies on choosing plants that are not only appropriate for your climate but also have documented benefits for local ecosystems. Until more information becomes available about wool grass, it’s best to explore the many other fantastic native grass options that are ready and waiting to enhance your landscape!

Wool Grass

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

Anthephora Schreb. - oldfield grass

Species

Anthephora pubescens Nees - wool grass

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