North America Non-native Plant

Setaria Sphacelata Var. Aurea

Botanical name: Setaria sphacelata var. aurea

USDA symbol: SESPA3

Habit: grass

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

Synonyms: Setaria trinervia Stapf (SETR8)   

Setaria sphacelata var. aurea: A Lesser-Known Ornamental Grass If you’re looking to add some texture and movement to your garden with an ornamental grass that’s a bit off the beaten path, you might have stumbled upon Setaria sphacelata var. aurea. While this particular variety isn’t as well-known as some of ...

Setaria sphacelata var. aurea: A Lesser-Known Ornamental Grass

If you’re looking to add some texture and movement to your garden with an ornamental grass that’s a bit off the beaten path, you might have stumbled upon Setaria sphacelata var. aurea. While this particular variety isn’t as well-known as some of its grass cousins, it belongs to the broader Setaria family – grasses that can add a lovely, naturalistic feel to garden spaces.

What Exactly Is This Grass?

Setaria sphacelata var. aurea is a specific variety within the foxtail grass family (Poaceae). You might also see it listed under its botanical synonym, Setaria trinervia Stapf, in some older gardening references. As a grass-like plant, it shares characteristics with other ornamental grasses that gardeners love – think swaying seed heads and textural interest throughout the growing season.

Geographic Origins and Distribution

Unfortunately, the specific native range and distribution of this particular variety isn’t well-documented in readily available sources. This is fairly common with specific botanical varieties that haven’t been extensively studied or commercialized for garden use.

Should You Plant It in Your Garden?

Here’s where things get a bit tricky. With limited information about this specific variety’s native status, invasive potential, and growing requirements, it’s challenging to give definitive planting advice. However, here are some considerations:

  • If you’re committed to native-only gardening, you’ll want to research whether this variety is native to your specific region before planting
  • Without clear information about its invasive status, it’s wise to monitor the plant closely if you do choose to grow it
  • Consider well-documented native grass alternatives that provide similar aesthetic benefits

Garden Design Potential

As a grass-like plant, Setaria sphacelata var. aurea would likely function similarly to other ornamental grasses in landscape design. Grasses are fantastic for:

  • Adding movement and sound to garden spaces
  • Creating naturalistic meadow-style plantings
  • Providing textural contrast to broad-leafed plants
  • Serving as transition plants between formal and wild garden areas

Growing Conditions and Care

Without specific growing information for this variety, general grass-growing principles would likely apply. Most ornamental grasses prefer:

  • Well-draining soil
  • Full sun to partial shade
  • Moderate water once established
  • Annual cutting back in late winter or early spring

However, these are general guidelines, and this specific variety may have different requirements.

Wildlife and Pollinator Benefits

While specific information about wildlife benefits isn’t available for this variety, ornamental grasses in general often provide:

  • Seed heads that feed birds
  • Shelter for small wildlife
  • Nesting material for birds

The Bottom Line

Setaria sphacelata var. aurea represents the challenge many gardeners face when drawn to less common plant varieties – limited information makes it difficult to make informed planting decisions. If you’re interested in this grass, consider reaching out to botanical gardens, native plant societies, or extension services in your area for more specific guidance.

Alternatively, you might explore well-documented native grasses in your region that can provide similar aesthetic benefits with the confidence that comes from knowing their growth habits, ecological impact, and care requirements. Your local native plant society can be an excellent resource for finding beautiful, regionally appropriate alternatives that will thrive in your specific conditions.

Setaria Sphacelata Var. Aurea

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

Setaria P. Beauv. - bristlegrass

Species

Setaria sphacelata (Schumach.) Stapf & C.E. Hubb. ex M.B. Moss - African bristlegrass

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