North America Native Plant

Gila Rockdaisy

Botanical name: Perityle gilensis var. gilensis

USDA symbol: PEGIG

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Laphamia gilensis M.E. Jones (LAGI)   

Gila Rockdaisy: A Rare Desert Gem for Native Plant Enthusiasts Meet the Gila rockdaisy (Perityle gilensis var. gilensis), a charming little perennial that’s as tough as the rocky desert terrain it calls home. This delightful native wildflower might not be a household name, but for gardeners passionate about preserving regional ...

Rare plant alert!

Region: Conservation status by state

Status: S2?T2?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘

Gila Rockdaisy: A Rare Desert Gem for Native Plant Enthusiasts

Meet the Gila rockdaisy (Perityle gilensis var. gilensis), a charming little perennial that’s as tough as the rocky desert terrain it calls home. This delightful native wildflower might not be a household name, but for gardeners passionate about preserving regional flora and creating authentic desert landscapes, it’s a true treasure worth discovering.

What Makes Gila Rockdaisy Special

The Gila rockdaisy is a native forb herb, meaning it’s a non-woody perennial plant that dies back to ground level each winter and returns with fresh growth in spring. Don’t let its humble size fool you – this little desert survivor packs plenty of charm with its classic daisy-like flowers featuring crisp white petals surrounding cheerful yellow centers.

Botanically known as Perityle gilensis var. gilensis (formerly classified as Laphamia gilensis), this species belongs to the sunflower family and represents the resilient spirit of southwestern desert flora.

Where You’ll Find This Desert Native

The Gila rockdaisy is exclusively native to Arizona, making it a true regional specialty. This limited geographic distribution contributes to its rarity status, which brings us to an important consideration for potential growers.

A Word About Conservation

Here’s something every responsible gardener should know: the Gila rockdaisy has a Global Conservation Status of S2?T2?, indicating it’s considered rare and potentially vulnerable. This doesn’t mean you can’t grow it – quite the opposite! Cultivating rare native plants in home gardens can actually support conservation efforts. However, it’s crucial to source plants or seeds only from reputable native plant nurseries or seed companies that practice ethical collection methods. Never collect plants from the wild.

Why Choose Gila Rockdaisy for Your Garden

If you’re creating an authentic desert landscape or native plant garden, the Gila rockdaisy offers several compelling benefits:

  • Authentic regional character that connects your garden to local ecosystems
  • Low water requirements perfect for xeriscaping
  • Compact size ideal for rock gardens and small spaces
  • Pollinator support for native desert bees and other small beneficial insects
  • Educational value as a conversation starter about local conservation
  • Perennial nature means it returns year after year once established

Perfect Garden Settings

The Gila rockdaisy shines in specialized garden settings that mimic its natural desert habitat:

  • Rock gardens with excellent drainage
  • Xeriscape and drought-tolerant landscapes
  • Native plant gardens focusing on Arizona flora
  • Educational or demonstration gardens
  • Specialized collections of rare southwestern plants

Growing Conditions and Care

Success with Gila rockdaisy comes down to replicating its preferred desert conditions:

Sun Requirements: Full sun is essential – this plant has evolved in the intense southwestern sun and needs those bright conditions to thrive.

Soil Needs: Well-draining rocky or sandy soil is non-negotiable. Heavy clay or water-retentive soils will likely lead to root rot. If your native soil doesn’t drain well, consider raised beds or containers with a gritty, fast-draining mix.

Water Requirements: Once established, this drought-tolerant native requires minimal supplemental watering. During the first growing season, provide occasional deep watering to help establish roots, then reduce to very infrequent watering or rely on natural rainfall.

Climate Considerations: Best suited for USDA hardiness zones 8-10, matching its native Arizona range. In colder areas, container growing might be necessary.

Planting and Establishment Tips

Getting your Gila rockdaisy off to a strong start requires attention to its specific needs:

  • Plant in fall or early spring when temperatures are moderate
  • Ensure planting site has perfect drainage – this cannot be overemphasized
  • Space plants appropriately based on mature size (specific dimensions may vary)
  • Water gently but thoroughly after planting, then allow soil to dry between waterings
  • Avoid fertilizers – desert natives typically prefer lean soils
  • Mulch lightly with decomposed granite or small gravel rather than organic mulches

Supporting Pollinators and Wildlife

While the Gila rockdaisy may be small, it plays an important role in supporting desert pollinators. The daisy-like flowers attract native bees and other small beneficial insects that have co-evolved with southwestern flora. By growing this species, you’re helping to maintain these important ecological relationships in your own backyard.

Is Gila Rockdaisy Right for Your Garden?

This special native plant isn’t for every garden or every gardener. It’s ideal if you:

  • Live in the appropriate climate zone (southwestern US)
  • Are committed to water-wise gardening practices
  • Have well-draining soil or can create proper drainage
  • Appreciate the subtle beauty of native desert plants
  • Want to support local ecosystem conservation
  • Are willing to source plants responsibly

The Gila rockdaisy represents a wonderful opportunity for dedicated native plant gardeners to grow something truly special while contributing to conservation efforts. With its charming flowers, minimal care requirements once established, and important ecological value, it’s a rewarding choice for the right garden setting. Just remember: always source responsibly and never collect from wild populations.

Gila 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 gilensis (M.E. Jones) J.F. Macbr. - Gila rockdaisy

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