North America Native Plant

Ragged Nettlespurge

Botanical name: Jatropha macrorhiza

USDA symbol: JAMA

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Ragged Nettlespurge: A Tough Native for Desert Gardens If you’re looking for a plant that laughs in the face of drought and still manages to look charming, let me introduce you to ragged nettlespurge (Jatropha macrorhiza). This unassuming native might not win any beauty contests, but it’s got character and ...

Ragged Nettlespurge: A Tough Native for Desert Gardens

If you’re looking for a plant that laughs in the face of drought and still manages to look charming, let me introduce you to ragged nettlespurge (Jatropha macrorhiza). This unassuming native might not win any beauty contests, but it’s got character and resilience that make it a worthy addition to the right garden.

What Is Ragged Nettlespurge?

Ragged nettlespurge is a perennial forb native to the southwestern United States. Don’t let the somewhat intimidating name fool you – despite having nettle in its common name, this plant won’t sting you. It’s actually a member of the spurge family and gets its ragged moniker from its somewhat irregular, sparse appearance.

This hardy native calls Arizona, New Mexico, and Texas home, where it has adapted to some pretty harsh desert conditions. As a true survivor of the American Southwest, it’s perfectly suited to the hot, dry climates that challenge so many other garden plants.

Why You Might Want to Grow Ragged Nettlespurge

Here’s where this plant really shines – it’s practically indestructible once established. If you’re dealing with:

  • Extremely dry conditions where other plants struggle
  • Poor, rocky, or sandy soils
  • A desire to support native ecosystems
  • Limited time for garden maintenance

Then ragged nettlespurge might be your new best friend. Its small clusters of white to greenish flowers may be subtle, but they provide nectar for native bees and flies. Plus, there’s something satisfying about growing a plant that asks for almost nothing in return.

Garden Design and Landscape Role

This isn’t a plant for formal flower beds or lush cottage gardens. Ragged nettlespurge is perfectly suited for:

  • Xeriscape and desert-themed landscapes
  • Native plant gardens
  • Rock gardens with excellent drainage
  • Natural or wild areas of your property

Think of it as a supporting actor rather than the star of the show. It works beautifully planted alongside other drought-tolerant natives, where its understated presence helps create a naturalistic desert landscape.

Growing Conditions and Care

The beauty of ragged nettlespurge lies in its simplicity. This plant thrives in USDA hardiness zones 8-10 and prefers:

  • Sunlight: Full sun exposure
  • Soil: Well-draining sandy or rocky soils (clay is a no-go)
  • Water: Minimal once established – seriously, less is more
  • Fertilizer: None needed (it actually prefers poor soils)

Planting and Care Tips

Getting started with ragged nettlespurge is refreshingly straightforward:

  • When to plant: Fall or early spring for best establishment
  • Spacing: Give plants room to spread naturally
  • Watering: Water sparingly during establishment, then rely on natural rainfall
  • Maintenance: Virtually none required – this plant prefers benign neglect

One important note: while ragged nettlespurge can handle freezing temperatures, it may die back to the ground during hard frosts and regrow from its roots in spring.

Is Ragged Nettlespurge Right for Your Garden?

This plant isn’t for everyone, and that’s okay. If you love lush, green gardens that need regular watering, or if you prefer showy flowers and dramatic foliage, you might want to look elsewhere. But if you’re embracing water-wise gardening, supporting native wildlife, or simply want a plant that won’t demand constant attention, ragged nettlespurge could be exactly what you need.

Remember, the best gardens aren’t always the most manicured ones – sometimes they’re the ones that work with nature rather than against it. And few plants embody that philosophy better than this tough little southwestern native.

Ragged Nettlespurge

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

Jatropha L. - nettlespurge

Species

Jatropha macrorhiza Benth. - ragged nettlespurge

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