Non-native Plants

Burrweed

Gymnostyles

USDA symbol: GYMNO7

annual forb

Lower 48 states: non-native, naturalized

If you’ve stumbled across the name burrweed in your plant research, you might be wondering what exactly Gymnostyles is and whether it belongs in your garden. This annual forb is one of those plants that doesn’t get much spotlight in gardening circles, and for good reason – there’s still quite ...

Burrweed (Gymnostyles): A Lesser-Known Annual Forb

If you’ve stumbled across the name burrweed in your plant research, you might be wondering what exactly Gymnostyles is and whether it belongs in your garden. This annual forb is one of those plants that doesn’t get much spotlight in gardening circles, and for good reason – there’s still quite a bit we don’t know about its cultivation needs and garden performance.

What Is Burrweed?

Gymnostyles, commonly known as burrweed, is an annual forb – essentially a non-woody plant that completes its entire life cycle in one growing season. As a forb, it lacks significant woody tissue and produces new growth from buds at or below ground level each year. Think of it as being in the same plant category as many wildflowers and herbs you might already know.

Where Does Burrweed Grow?

This plant has established itself across several southeastern states, including Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, South Carolina, and Texas. However, it’s important to note that burrweed is not native to North America – it’s an introduced species that has naturalized in these regions.

  • Species observed
  • No observations

Should You Grow Burrweed in Your Garden?

Here’s where things get a bit tricky. While burrweed isn’t currently flagged as invasive or noxious, its non-native status means it won’t provide the same ecological benefits as indigenous plants. Native plants have co-evolved with local wildlife, pollinators, and soil microorganisms over thousands of years, creating important relationships that support biodiversity.

Unfortunately, detailed information about burrweed’s growing requirements, garden performance, and wildlife value remains limited in horticultural literature. This lack of cultivation information makes it challenging to recommend as a reliable garden plant.

Consider Native Alternatives Instead

If you’re drawn to the idea of annual forbs for your landscape, consider these native alternatives that offer proven garden performance and ecological benefits:

  • Native sunflowers (Helianthus species)
  • Wild bergamot (Monarda fistulosa)
  • Black-eyed Susan (Rudbeckia species)
  • Purple coneflower (Echinacea purpurea)
  • Regional native wildflower mixes

These alternatives will provide reliable blooms, support local pollinators and wildlife, and often require less maintenance once established since they’re adapted to local growing conditions.

The Bottom Line on Burrweed

While Gymnostyles isn’t necessarily harmful to grow, the combination of limited cultivation information and its non-native status makes it a less-than-ideal choice for most gardeners. Your time and garden space are better invested in well-documented native plants that will reward you with beautiful blooms while supporting local ecosystems.

If you’re specifically interested in this plant for research purposes or have encountered it growing wild in your area, remember that working with native plant societies and local extension offices can help you identify the best indigenous alternatives for your specific region and growing conditions.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Asterales
Family: Asteraceae Bercht. & J. Presl - Aster family
Genus: Gymnostyles Juss. - burrweed

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