North America Native Plant

Bluff Rockdaisy

Botanical name: Perityle aglossa

USDA symbol: PEAG

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Bluff Rockdaisy: A Hidden Gem for Texas Native Plant Gardens If you’re looking for a charming, drought-tolerant native plant that’s perfectly suited to Texas gardens, let me introduce you to the bluff rockdaisy (Perityle aglossa). This delightful little perennial might not be the showiest plant in your garden, but it’s ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Bluff Rockdaisy: A Hidden Gem for Texas Native Plant Gardens

If you’re looking for a charming, drought-tolerant native plant that’s perfectly suited to Texas gardens, let me introduce you to the bluff rockdaisy (Perityle aglossa). This delightful little perennial might not be the showiest plant in your garden, but it’s definitely one of the most reliable and ecologically valuable additions you can make to a native landscape.

What Is Bluff Rockdaisy?

Bluff rockdaisy is a low-growing perennial shrub that stays nice and compact, typically reaching only 1.5 feet tall and rarely exceeding 3 feet at maturity. Don’t let its small stature fool you though – this tough little plant packs a lot of personality into its petite frame.

As a Texas native, bluff rockdaisy is perfectly adapted to the Lone Star State’s challenging growing conditions. It’s found naturally growing on limestone bluffs and rocky areas throughout central Texas, which gives you a pretty good hint about the kind of conditions it prefers in your garden.

Why Grow Bluff Rockdaisy?

There are several compelling reasons to consider adding this native gem to your landscape:

  • Drought tolerance: Once established, this plant thrives with minimal water – perfect for xeriscaping or water-wise gardening
  • Pollinator magnet: The small, daisy-like white flowers with yellow centers attract native bees, butterflies, and other beneficial insects
  • Long blooming period: Flowers appear from fall through spring, providing nectar when many other plants are dormant
  • Low maintenance: Requires virtually no care once established
  • Native plant benefits: Supports local ecosystems and wildlife

Important Conservation Note

Before you rush out to find bluff rockdaisy, there’s something important to know: this species has a Global Conservation Status of S3S4, indicating it may be somewhat rare or uncommon in parts of its range. This doesn’t mean you shouldn’t grow it – in fact, cultivating native plants can help support conservation efforts! However, it does mean you should be extra careful to source your plants responsibly from reputable native plant nurseries rather than collecting from wild populations.

Perfect Garden Settings

Bluff rockdaisy shines in several garden scenarios:

  • Rock gardens: Its natural affinity for rocky conditions makes it perfect for rock gardens and xeriscapes
  • Native plant gardens: An authentic choice for Texas native landscapes
  • Slope stabilization: Its low-growing habit helps prevent erosion on slopes and embankments
  • Wildlife gardens: Provides food for pollinators and fits well in naturalized areas
  • Container gardens: The compact size makes it suitable for large containers

Growing Conditions and Care

The good news is that bluff rockdaisy is remarkably easy to grow if you can provide the right conditions:

Sunlight and Soil

This sun-loving plant thrives in full sun and well-draining, rocky or sandy soil. It actually prefers alkaline soil, which makes sense given its natural limestone bluff habitat. Heavy, clay soils that retain moisture are definitely not its friend.

Hardiness Zones

Bluff rockdaisy is hardy in USDA zones 8-10, making it suitable for most of Texas and other warm-climate regions.

Watering Needs

Once established, this drought-tolerant native needs very little supplemental water. During its first growing season, provide regular water to help it get established, but after that, natural rainfall should be sufficient in most areas.

Planting and Care Tips

  • Best planting time: Spring or fall when temperatures are moderate
  • Spacing: Plant 12-18 inches apart to allow for mature spread
  • Soil preparation: Amend heavy soils with gravel or sand to improve drainage
  • Fertilizing: No fertilizer needed – this plant prefers lean soil
  • Pruning: Minimal pruning required; deadhead spent flowers if desired
  • Self-seeding: May self-seed in favorable conditions

The Bottom Line

Bluff rockdaisy might not be the flashiest plant in the native plant world, but it’s definitely worth considering for Texas gardens. Its combination of drought tolerance, pollinator appeal, and authentic native status makes it a valuable addition to water-wise and wildlife-friendly landscapes. Just remember to source your plants responsibly to support conservation efforts, and you’ll have a charming, low-maintenance addition that truly belongs in the Texas landscape.

Whether you’re creating a rock garden, planning a xeriscaped area, or simply want to support native pollinators, bluff rockdaisy offers a perfect blend of beauty, practicality, and ecological value. Sometimes the best garden additions are the ones that work quietly behind the scenes – and this little Texas native does exactly that.

Bluff Rockdaisy

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

Perityle Benth. - rockdaisy

Species

Perityle aglossa A. Gray - bluff rockdaisy

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