North America Native Plant

Red-gland Spurge

Botanical name: Chamaesyce melanadenia

USDA symbol: CHME5

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Euphorbia melanadenia Torr. (EUME3)   

Red-Gland Spurge: A Humble Native for Water-Wise Gardens Meet red-gland spurge (Chamaesyce melanadenia), a plant that won’t win any beauty contests but just might win your heart if you’re looking for a truly low-maintenance native groundcover. Sometimes called prostrate spurge, this little Southwest native has mastered the art of thriving ...

Red-Gland Spurge: A Humble Native for Water-Wise Gardens

Meet red-gland spurge (Chamaesyce melanadenia), a plant that won’t win any beauty contests but just might win your heart if you’re looking for a truly low-maintenance native groundcover. Sometimes called prostrate spurge, this little Southwest native has mastered the art of thriving where other plants fear to tread.

What Exactly Is Red-Gland Spurge?

Red-gland spurge is a perennial forb – basically a soft-stemmed plant without woody tissue that comes back year after year. Don’t let the scientific name Chamaesyce melanadenia intimidate you (it was formerly known as Euphorbia melanadenia). This modest plant forms low mats across the ground, with small oval leaves and tiny, inconspicuous flowers that you might not even notice at first glance.

Where Does It Call Home?

This true American native hails from the southwestern United States, specifically Arizona and California. It’s perfectly adapted to the harsh desert and semi-arid conditions of these regions, making it a champion of water-wise gardening.

Why You Might Want This Unassuming Plant

While red-gland spurge won’t stop traffic with its looks, it offers several compelling reasons to consider it:

  • Drought champion: Once established, this plant laughs in the face of water restrictions
  • Native credentials: Supporting local ecosystems while reducing maintenance needs
  • Ground coverage: Forms natural mats that help suppress weeds
  • Low maintenance: Perfect for gardeners who prefer plants that take care of themselves
  • Wildlife support: While small, the flowers can attract tiny pollinators and beneficial insects

Where Does It Shine in Your Garden?

Red-gland spurge is tailor-made for specific garden situations:

  • Rock gardens where you need something tough and undemanding
  • Xerophytic (dry) gardens focused on water conservation
  • Native plant gardens celebrating local flora
  • Problem spots where nothing else seems to grow
  • Between stepping stones or in gravel gardens

Growing Conditions That Make It Happy

The beauty of red-gland spurge lies in its simplicity of needs:

  • Sunlight: Full sun is its preference
  • Soil: Well-draining soil is absolutely essential – this plant despises soggy feet
  • Water: Minimal once established; actually prefers to stay on the dry side
  • Climate: Thrives in USDA hardiness zones 8-10

Planting and Care Made Simple

Getting red-gland spurge established is refreshingly straightforward:

  • Plant in spring when temperatures are mild
  • Ensure excellent drainage – consider raised beds or adding gravel to heavy soils
  • Water lightly until established, then back off significantly
  • No fertilizer needed – this plant actually prefers lean conditions
  • Allow it to self-seed if you want natural spreading

The Bottom Line

Red-gland spurge isn’t going to be the star of your garden Instagram posts, but it might just become your most reliable performer. If you’re gardening in the Southwest, dealing with drought conditions, or simply want a native plant that asks for nothing while giving back to local wildlife, this humble spurge deserves consideration. Sometimes the most valuable garden residents are the ones that quietly do their job without demanding constant attention – and red-gland spurge has mastered that art.

Red-gland Spurge

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Euphorbiales

Family

Euphorbiaceae Juss. - Spurge family

Genus

Chamaesyce Gray - sandmat

Species

Chamaesyce melanadenia (Torr.) Millsp. - red-gland spurge

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