North America Native Plant

Ragged Nettlespurge

Botanical name: Jatropha macrorhiza var. septemfida

USDA symbol: JAMAS

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Ragged Nettlespurge: A Tough Native for Desert Gardens Looking for a resilient native plant that can handle the harsh conditions of the American Southwest? Meet ragged nettlespurge (Jatropha macrorhiza var. septemfida), a hardy perennial that’s perfectly adapted to life in some of our most challenging landscapes. This unassuming desert dweller ...

Rare plant alert!

Region: Conservation status by state

Status: S5?TU: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Ragged Nettlespurge: A Tough Native for Desert Gardens

Looking for a resilient native plant that can handle the harsh conditions of the American Southwest? Meet ragged nettlespurge (Jatropha macrorhiza var. septemfida), a hardy perennial that’s perfectly adapted to life in some of our most challenging landscapes. This unassuming desert dweller might not win any beauty contests, but it’s got character and serious staying power.

What Is Ragged Nettlespurge?

Ragged nettlespurge is a native perennial forb – basically, that means it’s an herbaceous plant without woody stems that comes back year after year. Don’t let the spurge part of its name worry you; while it’s related to other spurges in the Euphorbiaceae family, this southwestern native has earned its place in the native plant community through millions of years of evolution.

This tough little plant is a true native of the lower 48 states, specifically calling Arizona, New Mexico, and Texas home. It’s perfectly adapted to the hot, dry conditions that would send many garden plants running for cover.

Why Consider Ragged Nettlespurge for Your Garden?

If you’re gardening in the Southwest, ragged nettlespurge offers several compelling reasons to earn a spot in your landscape:

  • Native authenticity: This plant belongs in southwestern landscapes – it’s been here long before any of us arrived
  • Drought tolerance: Once established, it can handle extended dry periods without supplemental watering
  • Low maintenance: Perfect for gardeners who want native beauty without constant fussing
  • Wildlife support: As a native plant, it likely provides benefits to local wildlife that have co-evolved with it

Where Does It Fit in Your Landscape?

Ragged nettlespurge is ideal for xeriscaping projects, native plant gardens, and naturalized areas where you want to recreate authentic southwestern plant communities. It’s particularly well-suited for:

  • Desert and xeriscape gardens
  • Native plant restoration projects
  • Low-water landscaping
  • Natural areas that receive minimal irrigation

Growing Conditions and Care

Like most desert natives, ragged nettlespurge isn’t particularly fussy about its growing conditions, but it does have some preferences:

  • Sunlight: Full sun is best – this plant is built for intense southwestern sunshine
  • Soil: Well-draining soil is essential; avoid areas where water tends to pool
  • Water: Drought tolerant once established, but benefits from occasional deep watering during extended dry spells
  • Hardiness: Best suited for USDA zones 8-10, matching its native range

Important Considerations

Before you rush out to plant ragged nettlespurge, there are a few things to keep in mind. This plant has an unclear conservation status (listed as S5?TU), which suggests there may be some uncertainty about its population stability. If you’re interested in growing this species, make sure you source it responsibly from reputable native plant nurseries rather than collecting from wild populations.

Additionally, like many members of the spurge family, the plant may produce a milky sap that can be irritating to skin, so handle with care during planting and maintenance.

The Bottom Line

Ragged nettlespurge might not be the showiest plant in your garden, but it offers something increasingly valuable: authentic native character and bulletproof resilience. For southwestern gardeners looking to create sustainable, water-wise landscapes that support local ecosystems, this humble native deserves serious consideration. Just remember to source your plants responsibly and give them the well-draining, sunny conditions they crave.

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