North America Native Plant

Texas Sleepydaisy

Botanical name: Xanthisma texanum

USDA symbol: XATE

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Texas Sleepydaisy: A Charming Native Annual for Southwestern Gardens If you’re looking for a low-maintenance native wildflower that brings late-season color to your garden, Texas sleepydaisy (Xanthisma texanum) might just be the perfect addition to your landscape. This delightful annual forb proves that good things come in small packages, offering ...

Texas Sleepydaisy: A Charming Native Annual for Southwestern Gardens

If you’re looking for a low-maintenance native wildflower that brings late-season color to your garden, Texas sleepydaisy (Xanthisma texanum) might just be the perfect addition to your landscape. This delightful annual forb proves that good things come in small packages, offering cheerful yellow blooms when many other plants are calling it quits for the season.

What is Texas Sleepydaisy?

Texas sleepydaisy is a native annual forb – that’s garden-speak for a soft-stemmed, non-woody plant that completes its entire life cycle in one growing season. Don’t let the name fool you though; there’s nothing sleepy about this energetic little wildflower! It belongs to the sunflower family and produces small, bright yellow daisy-like flowers that add a splash of sunshine to the autumn landscape.

Where Does It Naturally Grow?

This southwestern native calls four states home: Arizona, New Mexico, Oklahoma, and Texas. As a true native plant of the American Southwest, it’s perfectly adapted to the region’s challenging climate conditions and plays an important role in local ecosystems.

Why Plant Texas Sleepydaisy?

There are several compelling reasons to consider adding this native beauty to your garden:

  • Native plant benefits: Supporting local ecosystems and wildlife
  • Low maintenance: Once established, it requires minimal care
  • Drought tolerance: Perfect for water-wise landscaping
  • Late-season interest: Blooms when many other plants are fading
  • Wildlife value: Provides food for large animals and attracts pollinators

Wildlife and Pollinator Benefits

Texas sleepydaisy isn’t just pretty – it’s also incredibly useful to wildlife. Research shows that large animals rely on this plant for 5-10% of their diet, making it an important food source in its native range. The cheerful yellow flowers also attract butterflies, native bees, and other beneficial pollinators, helping to support biodiversity in your garden.

Garden Design and Landscape Uses

This versatile annual works beautifully in several garden settings:

  • Native plant gardens: Perfect for authentic regional landscapes
  • Prairie restorations: Adds natural color to wildflower meadows
  • Xeriscapes: Thrives in water-wise garden designs
  • Naturalized areas: Great for less formal garden spaces

Growing Conditions and Care

One of the best things about Texas sleepydaisy is how easy it is to grow, especially if you’re gardening in USDA hardiness zones 7-10. Here’s what this adaptable native prefers:

  • Sunlight: Full sun for best flowering
  • Soil: Well-drained soils (drainage is key!)
  • Water: Drought tolerant once established
  • Maintenance: Minimal care required

Planting and Care Tips

Growing Texas sleepydaisy is refreshingly straightforward:

  • Seeding: Direct seed in fall or early spring for best results
  • Soil prep: Ensure good drainage – this plant doesn’t like wet feet
  • Watering: Water lightly until established, then let nature take over
  • Fertilizing: Usually unnecessary – native plants prefer lean soils
  • Reseeding: Allow some flowers to go to seed for next year’s display

Is Texas Sleepydaisy Right for Your Garden?

Texas sleepydaisy is an excellent choice for gardeners who want to support native wildlife while enjoying beautiful, low-maintenance flowers. Since it’s an annual, you’ll need to replant or allow it to self-seed each year, but many gardeners find this part of its charm. It’s particularly well-suited for naturalistic garden styles and water-wise landscapes.

If you’re gardening in the Southwest and looking for an authentic native plant that requires little fuss while providing big benefits to local wildlife, Texas sleepydaisy deserves a spot in your garden. Just remember to source your seeds responsibly from reputable native plant suppliers to ensure you’re getting true-to-type plants that will thrive in your local conditions.

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

5-10% of diet

Infrequently 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.

Texas Sleepydaisy

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

Xanthisma DC. - sleepydaisy

Species

Xanthisma texanum DC. - Texas sleepydaisy

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