North America Native Plant

Roughstem Hawkweed

Botanical name: Hieracium schultzii

USDA symbol: HISC10

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Hieracium wrightii (A. Gray) B.L. Rob. & Greenm. (HIWR)   

Roughstem Hawkweed: A Mysterious Native Worth Understanding If you’ve stumbled across the name roughstem hawkweed in your native plant research, you’ve discovered one of botany’s more elusive characters. Hieracium schultzii, as it’s known scientifically, is a perennial herb that belongs to the fascinating hawkweed family, but don’t expect to find ...

Roughstem Hawkweed: A Mysterious Native Worth Understanding

If you’ve stumbled across the name roughstem hawkweed in your native plant research, you’ve discovered one of botany’s more elusive characters. Hieracium schultzii, as it’s known scientifically, is a perennial herb that belongs to the fascinating hawkweed family, but don’t expect to find it at your local nursery anytime soon.

What Makes This Plant So Special (and Rare)

Roughstem hawkweed is a native perennial forb that calls Texas home—and apparently only Texas. This herbaceous plant lacks significant woody tissue and produces its perennating buds at or below ground level, typical of the forb growth habit. It’s also known by the synonym Hieracium wrightii, which might ring a bell if you’re deep into botanical literature.

Here’s where things get interesting (and a bit mysterious): this plant is so rare or so poorly documented that finding detailed information about its characteristics, growing requirements, or even current population status proves nearly impossible. This could mean several things—it might be extremely rare, taxonomically uncertain, or simply overlooked by researchers.

The Challenge for Home Gardeners

While the idea of growing a rare Texas native might sound appealing, roughstem hawkweed presents several challenges for the home gardener:

  • Extremely limited availability—you’re unlikely to find seeds or plants commercially
  • Unknown growing requirements and care needs
  • Unclear conservation status
  • Potential difficulty in identification

Better Alternatives for Your Native Garden

If you’re drawn to the hawkweed family or looking for native Texas wildflowers with similar appeal, consider these well-documented alternatives:

  • Orange hawkweed (where appropriate and non-invasive)
  • Native Texas asters for similar composite flower appeal
  • Texas bluebonnets for reliable native color
  • Lanceleaf coreopsis for yellow daisy-like blooms

The Takeaway for Native Plant Enthusiasts

Roughstem hawkweed serves as a fascinating reminder that our native flora still holds mysteries. While we can’t recommend planting this particular species due to its uncertain status and availability, it highlights the importance of supporting native plant research and conservation efforts.

If you’re passionate about growing native Texas plants, stick with well-documented species that are readily available and have known growing requirements. You’ll have better success, and you’ll be supporting conservation through responsible gardening practices.

Sometimes the most interesting plants are the ones we admire from afar while we nurture the ones we can actually grow!

Roughstem Hawkweed

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Hieracium L. - hawkweed

Species

Hieracium schultzii Fr. - roughstem hawkweed

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