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Ridge-seed Spurge

Euphorbia glyptosperma

Last reviewed: June 2026

Ridge-seed Spurge (Euphorbia glyptosperma)
Photo: (c) Asher P Higgins, some rights reserved (CC BY), uploaded by Asher P Higgins

Light

full sun

Water

low

Size

6"–12" H × 4"–8" W

Bloom

Jun, Jul, Aug, Sep

Native to

AZ, CA, CO, CT and 28 more states

Pollinators

bees, beetles

Ridge-seed spurge is a low-growing annual wildflower that forms small mats of fine-textured foliage. It produces tiny flowers from June through September and thrives in sunny, dry conditions with minimal care.

In an HOA neighborhood

Ridge-seed Spurge 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: backyard only.

  • Very small stature may appear weedy to neighbors
  • Annual growth habit creates inconsistent appearance
  • Low profile doesn't provide typical landscape presence

Wildlife value

This native plant attracts bees and beetles during its long blooming period from summer into fall.

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 Ridge-seed Spurge fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.