North America Native Plant

Parry’s Sandpaper Plant

Botanical name: Petalonyx parryi

USDA symbol: PEPA13

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Parry’s Sandpaper Plant: A Rare Desert Gem for Water-Wise Gardens If you’re looking for a truly unique native plant that can handle the toughest desert conditions, Parry’s sandpaper plant (Petalonyx parryi) might just be the perfect addition to your drought-tolerant landscape. This distinctive perennial shrub brings both ecological value and ...

Rare plant alert!

Region: Conservation status by state

Status: S2S3: Status is uncertain but is somewhere between the following rankings: 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) ⚘ 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 ⚘

Parry’s Sandpaper Plant: A Rare Desert Gem for Water-Wise Gardens

If you’re looking for a truly unique native plant that can handle the toughest desert conditions, Parry’s sandpaper plant (Petalonyx parryi) might just be the perfect addition to your drought-tolerant landscape. This distinctive perennial shrub brings both ecological value and low-maintenance beauty to the right garden setting.

What Makes Parry’s Sandpaper Plant Special?

True to its common name, this fascinating native gets its sandpaper moniker from its rough, textured leaves that feel exactly like fine-grit sandpaper to the touch. Don’t worry – it won’t actually sand your fingers, but the unique texture makes it an instant conversation starter in any garden!

As a native species of the lower 48 states, Parry’s sandpaper plant has evolved specifically to thrive in harsh desert conditions. This perennial shrub typically grows as a multi-stemmed woody plant, usually staying under 13-16 feet in height, making it a manageable size for most residential landscapes.

Where Does It Naturally Grow?

Parry’s sandpaper plant calls the American Southwest home, naturally occurring in Arizona, Nevada, and Utah. It’s perfectly adapted to the Mojave Desert region, where it has learned to make the most of minimal rainfall and intense sun exposure.

A Word About Rarity

Here’s something important to know: Parry’s sandpaper plant has a Global Conservation Status of S2S3, which means it’s considered uncommon to somewhat common in its native range. While this doesn’t make it endangered, it does mean we should be thoughtful about how we source and grow this plant. If you decide to add it to your garden, make sure to purchase from reputable native plant nurseries that use responsibly collected seeds or ethically propagated plants.

Why Consider Growing Parry’s Sandpaper Plant?

This native beauty offers several compelling reasons to earn a spot in the right garden:

  • Extreme drought tolerance: Once established, it needs virtually no supplemental watering
  • Pollinator support: Its small, clustered white to cream-colored flowers attract native bees and other desert pollinators
  • Low maintenance: Minimal care requirements make it perfect for busy gardeners
  • Unique texture: Those sandpaper leaves add interesting tactile and visual appeal
  • Native plant benefits: Supports local ecosystems and wildlife

Perfect Garden Settings

Parry’s sandpaper plant shines in specific landscape styles:

  • Xeriscaping and desert gardens
  • Rock gardens and naturalized areas
  • Native plant collections
  • Low-water landscape designs
  • Accent plantings in modern, minimalist landscapes

Growing Conditions and Care

Success with Parry’s sandpaper plant is all about mimicking its natural desert habitat:

Sunlight: Full sun is essential – this plant loves bright, intense light all day long.

Soil: Well-draining sandy or rocky soil is crucial. Heavy clay or constantly moist soil will likely kill this desert native. If your soil doesn’t drain well, consider raised beds or containers.

Hardiness: Best suited for USDA zones 8-10, where winter temperatures don’t drop too far below freezing.

Water: Here’s where this plant really shines – it’s incredibly drought tolerant once established. During the first growing season, provide occasional deep watering to help roots establish, then back off significantly. Overwatering is more likely to harm this plant than underwatering.

Planting and Care Tips

For the best chance of success:

  • Plant in fall when temperatures start cooling down
  • Ensure excellent drainage – this cannot be overstated!
  • Water sparingly, even when establishing
  • Avoid fertilizing – desert natives prefer lean soil conditions
  • Mulch lightly with gravel or decomposed granite rather than organic mulches
  • Prune minimally, only to remove dead or damaged branches

Is This Plant Right for Your Garden?

Parry’s sandpaper plant is definitely not for every garden or every gardener. It’s best suited for those in appropriate climate zones who are specifically creating drought-tolerant, native, or desert-style landscapes. If you live in a humid climate or prefer lush, green gardens, this probably isn’t your plant.

However, if you’re in the Southwest, embracing water-wise gardening, or want to support native ecosystems while adding something truly unique to your landscape, Parry’s sandpaper plant could be exactly what you’re looking for. Just remember to source it responsibly and give it the well-draining, sunny conditions it craves.

With its combination of ecological benefits, extreme drought tolerance, and distinctive appearance, Parry’s sandpaper plant proves that native doesn’t have to mean ordinary!

Parry’s Sandpaper Plant

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Violales

Family

Loasaceae Juss. - Loasa family

Genus

Petalonyx A. Gray - sandpaper plant

Species

Petalonyx parryi A. Gray - Parry's sandpaper plant

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