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Thurber's Sandpaper Plant

Petalonyx thurberi

Last reviewed: June 2026

Thurber's Sandpaper Plant (Petalonyx thurberi)
Photo: Mike / Wikimedia Commons (CC BY-SA 3.0)

Light

full sun

Water

low

Size

12"–36" H × 12"–36" W

Bloom

May, Jun, Jul, Aug

Native to

AZ, CA, NV

Pollinators

bees, butterflies

Thurber's sandpaper plant is a compact native shrub with rough-textured leaves and clusters of small white to cream flowers that bloom from late spring through summer. This drought-tolerant plant naturally forms a rounded shape and goes dormant in winter, losing its leaves until spring growth returns.

In an HOA neighborhood

Thurber's Sandpaper Plant takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: mid zone, backyard only.

  • Appears completely bare and stick-like when dormant
  • Small flowers and rough foliage may look unkempt to some
  • Native plant appearance differs from traditional landscaping

Wildlife value

The long blooming period attracts various native bees and butterflies throughout the warmer months. Its nectar-rich flowers provide an important food source during summer.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Thurber's Sandpaper Plant fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.