North America Native Plant

Palmer’s Crinklemat

Botanical name: Tiquilia palmeri

USDA symbol: TIPA

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Coldenia palmeri A. Gray (COPA)  âš˜  Tiquiliopsis palmeri (A. Gray) Rydb. (TIPA3)   

Palmer’s Crinklemat: A Desert Gem for Water-Wise Gardens Looking for a tough, low-maintenance ground cover that can handle the heat and drought of desert climates? Meet Palmer’s crinklemat (Tiquilia palmeri), a charming native plant that’s perfectly at home in the arid landscapes of the American Southwest. This unassuming little shrub ...

Palmer’s Crinklemat: A Desert Gem for Water-Wise Gardens

Looking for a tough, low-maintenance ground cover that can handle the heat and drought of desert climates? Meet Palmer’s crinklemat (Tiquilia palmeri), a charming native plant that’s perfectly at home in the arid landscapes of the American Southwest. This unassuming little shrub might not win any flashiness contests, but it’s got character and resilience in spades.

What Is Palmer’s Crinklemat?

Palmer’s crinklemat is a low-growing perennial shrub that rarely exceeds 1.5 feet in height, though it can occasionally reach up to 3 feet at maturity. Despite its modest stature, this tough little plant spreads into attractive mats that hug the ground, making it an excellent choice for covering large areas with minimal fuss.

You might also encounter this plant listed under its former scientific names, including Coldenia palmeri or Tiquiliopsis palmeri, but Tiquilia palmeri is the current accepted botanical name.

Where It Calls Home

This hardy native is right at home in the desert regions of Arizona, California, and Nevada, where it has adapted to some of the harshest growing conditions in North America. It’s a true child of the Sonoran and Mojave Deserts, thriving in areas where many other plants simply can’t survive.

Why You’ll Love Palmer’s Crinklemat

While Palmer’s crinklemat might not be the showiest plant in your garden, it offers several compelling reasons to give it a spot in your landscape:

  • Drought champion: Once established, it needs virtually no supplemental watering
  • Pollinator magnet: Its small white to pale blue flowers attract native bees and other desert pollinators
  • Ground cover hero: Forms attractive, low-growing mats perfect for covering problem areas
  • Erosion fighter: Excellent for stabilizing slopes and preventing soil erosion
  • Native credibility: Supports local ecosystems and wildlife as a true regional native

Perfect Garden Matches

Palmer’s crinklemat shines brightest in specific garden settings where its natural talents can be fully appreciated:

  • Desert and xeriscape gardens
  • Rock gardens and rocky slopes
  • Native plant landscapes
  • Water-wise commercial landscapes
  • Areas needing low-maintenance ground cover

Growing Conditions and Care

The beauty of Palmer’s crinklemat lies in its simplicity. This plant thrives in conditions that would stress many other garden plants:

Sunlight: Full sun is essential – this desert native needs lots of bright, direct sunlight to perform its best.

Soil: Well-draining sandy or rocky soil is a must. Heavy clay or waterlogged conditions will quickly spell doom for this drought-adapted plant.

Water: Once established (usually within the first year), Palmer’s crinklemat is remarkably drought-tolerant and rarely needs supplemental irrigation.

Climate: Hardy in USDA zones 8-10, making it suitable for most desert and semi-desert regions.

Planting and Establishment Tips

Getting Palmer’s crinklemat off to a good start is straightforward if you follow these basic guidelines:

  • Timing: Plant in fall or early spring when temperatures are moderate
  • Spacing: Allow 2-3 feet between plants to give them room to spread
  • Initial watering: Provide regular water during the first growing season to help establishment
  • Soil preparation: Ensure excellent drainage – amend heavy soils with sand or gravel if needed
  • Mulching: Use gravel or decomposed granite mulch rather than organic mulches that retain moisture

Long-term Care

One of Palmer’s crinklemat’s best qualities is how little it asks of you once established. Here’s your minimal maintenance routine:

  • Avoid overwatering – this is the quickest way to kill this drought-adapted plant
  • No fertilization needed – it’s adapted to nutrient-poor soils
  • Minimal pruning required, though you can lightly shape if desired
  • Watch for proper drainage – wet feet are this plant’s enemy

Is Palmer’s Crinklemat Right for Your Garden?

Palmer’s crinklemat is an excellent choice if you’re looking for a truly low-maintenance native ground cover for hot, dry climates. It’s particularly valuable for gardeners committed to water-wise landscaping or those wanting to support local wildlife with native plants.

However, it’s not the right fit for every situation. Skip Palmer’s crinklemat if you have heavy clay soils, areas with poor drainage, or if you’re gardening outside of its natural climate range. It also won’t thrive in shaded locations or areas that receive regular irrigation.

For desert gardeners seeking an authentic, low-maintenance native ground cover that supports local ecosystems, Palmer’s crinklemat offers an unbeatable combination of toughness, ecological value, and subtle beauty. Sometimes the best garden additions are the ones that ask for the least while giving back the most.

Palmer’s Crinklemat

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

Lamiales

Family

Boraginaceae Juss. - Borage family

Genus

Tiquilia Pers. - crinklemat

Species

Tiquilia palmeri (A. Gray) A.T. Richardson - Palmer's crinklemat

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