North America Native Plant

Showy Nerveray

Botanical name: Tetragonotheca repanda

USDA symbol: TERE2

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Halea repanda Buckley (HARE4)   

Showy Nerveray: A Hidden Gem for Texas Native Gardens Looking for a resilient native wildflower that can handle Texas heat while adding sunny charm to your landscape? Meet the showy nerveray (Tetragonotheca repanda), a delightful perennial that’s perfectly adapted to the Lone Star State’s challenging growing conditions. What Makes Showy ...

Showy Nerveray: A Hidden Gem for Texas Native Gardens

Looking for a resilient native wildflower that can handle Texas heat while adding sunny charm to your landscape? Meet the showy nerveray (Tetragonotheca repanda), a delightful perennial that’s perfectly adapted to the Lone Star State’s challenging growing conditions.

What Makes Showy Nerveray Special?

This cheerful native forb belongs to the sunflower family and lives up to its showy name with bright yellow composite flowers that bloom throughout the growing season. As a true Texas native, showy nerveray has evolved alongside local wildlife and climate conditions, making it an excellent choice for gardeners seeking low-maintenance, eco-friendly plants.

The plant’s square stems are a distinctive feature that helps with identification, and its herbaceous nature means it dies back to the ground each winter, returning reliably each spring as a hardy perennial.

Where Does Showy Nerveray Grow?

Showy nerveray is endemic to Texas, where it grows naturally in the south-central regions of the state. This limited native range makes it a special addition to authentic Texas native plant gardens.

Garden Design and Landscape Uses

Standing 1-3 feet tall with a spread of 1-2 feet, showy nerveray works beautifully in several garden settings:

  • Native wildflower meadows and prairies
  • Xeriscape and drought-tolerant gardens
  • Pollinator gardens
  • Natural landscape borders
  • Low-maintenance perennial beds

Its moderate size makes it perfect for middle-ground plantings, where it can complement other native Texas wildflowers without overwhelming smaller plants or getting lost behind taller specimens.

Wildlife and Pollinator Benefits

While showy nerveray provides only modest forage for large wildlife animals (comprising 2-5% of their diet), it offers more significant benefits to smaller creatures. The bright yellow composite flowers are excellent nectar sources for:

  • Native bees
  • Butterflies
  • Beneficial insects
  • Other pollinators seeking late-season blooms

By planting showy nerveray, you’re supporting local ecosystem health and providing valuable resources for native pollinators.

Growing Conditions and Care

One of the best things about showy nerveray is how easy it is to grow once you understand its preferences:

Sunlight: Thrives in full sun locations

Soil: Prefers well-drained soils; adaptable to various soil types

Water: Drought tolerant once established; minimal watering needed

USDA Zones: Hardy in zones 8-10

This native wildflower is naturally adapted to Texas’s hot, dry summers and mild winters, making it an ideal choice for gardeners seeking beautiful plants that don’t require constant attention or irrigation.

Planting and Establishment Tips

Getting showy nerveray established in your garden is straightforward:

  • Plant in spring after the last frost date
  • Direct seeding works well for this species
  • Space plants 12-18 inches apart to allow for mature spread
  • Water regularly during the first growing season to encourage deep root development
  • Once established, reduce watering and let natural rainfall provide most moisture needs

Is Showy Nerveray Right for Your Garden?

Showy nerveray is an excellent choice for gardeners who want to:

  • Support native Texas ecosystems
  • Create low-maintenance, drought-resistant landscapes
  • Provide pollinator habitat
  • Add reliable color to sunny garden spots
  • Grow authentic regional wildflowers

While it may not be the showiest plant in your garden, showy nerveray offers steady, reliable beauty and important ecological benefits. Its limited native range makes it a special addition that connects your landscape to Texas’s unique botanical heritage.

Consider adding this charming native perennial to your next garden project – your local pollinators will thank you, and you’ll enjoy years of sunny blooms with minimal effort!

Wildlife Status

Want to attract wildlife or keep hungry critters away from your garden? Understanding the relationship between plants and wildlife is key. While plant tags may indicate deer and rabbit resistance, they don't tell the full story. Every gardener has experienced the disappointment of purchasing "deer-resistant" plants only to find them nibbled to the ground!

The extent to which plants are resistant to animal browsing is a matter of degree. Likewise, the extent to which a plant attracts wanted visitors also varies. Whether you want a garden full or free of wildlife, learning about interactions between a plant and wild animals can help you make smarter choices for the garden you desire.

As shown below Shrubby Indian Mallow isn't a large food source for animals or birds. You can confidently add this plant to your garden and rest assured knowing it's unlikely to be devoured by four-legged visitors.

Small animals

not a food source

not a source of cover

Large animals

2-5% of diet

Sparsely used as cover

Terrestrial birds

not a food source

not a source of cover

Water birds

not a food source

not a source of cover

Sources:

Everitt, J.H., D.L. Drawe, and R.I. Lonard. 1999. Field guide to the broad leaved herbaceous plants of South Texas used by livestock and wildlife. Texas Tech University Press. Lubbock.

Showy Nerveray

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

Tetragonotheca L. - nerveray

Species

Tetragonotheca repanda (Buckley) Small - showy nerveray

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