North America Non-native Plant

Datura

Botanical name: Datura kymatocarpa

USDA symbol: DAKY

Native status: Not native but doesn't reproduce and persist in the wild

Datura: The Mysterious and Potentially Risky Datura kymatocarpa If you’ve stumbled across the name Datura kymatocarpa in your gardening research, you’re likely wondering what exactly this plant is and whether it belongs in your garden. Here’s the thing – this particular datura species is shrouded in mystery, and that’s actually ...

Datura: The Mysterious and Potentially Risky Datura kymatocarpa

If you’ve stumbled across the name Datura kymatocarpa in your gardening research, you’re likely wondering what exactly this plant is and whether it belongs in your garden. Here’s the thing – this particular datura species is shrouded in mystery, and that’s actually a red flag for responsible gardeners.

What We Know (And Don’t Know) About Datura kymatocarpa

Datura kymatocarpa is a member of the datura family, but here’s where things get tricky: there’s remarkably little reliable information available about this specific species. While the botanical name suggests it’s a legitimate species, the lack of widely available growing information, native range data, and cultivation details should give any gardener pause.

The common name datura encompasses several species in this genus, but without clear identification and growing information for D. kymatocarpa specifically, it’s impossible to provide accurate guidance about its geographic distribution.

Why the Mystery Matters

In the gardening world, plants with unclear backgrounds often spell trouble. When you can’t find solid information about:

  • Where a plant is native to
  • Its growth habits and mature size
  • Whether it’s invasive or noxious
  • Its toxicity levels
  • Appropriate growing conditions

It’s usually best to steer clear and choose better-documented alternatives instead.

The Datura Dilemma

What we do know is that plants in the Datura genus are notorious for being highly toxic. All parts of datura plants contain dangerous alkaloids that can be fatal if ingested. They’re also known for having unpredictable growth patterns and can sometimes behave invasively.

Better Alternatives for Your Garden

Instead of risking it with the mysterious Datura kymatocarpa, consider these well-documented native alternatives that offer similar dramatic foliage or interesting seed pods:

  • Native milkweeds (Asclepias species) for interesting seed pods
  • Native evening primroses (Oenothera species) for night-blooming flowers
  • Native salvias for dramatic foliage and wildlife benefits

The Bottom Line

When it comes to Datura kymatocarpa, the lack of available information is information itself. Without clear data on its native status, growing requirements, toxicity levels, or potential invasiveness, this plant falls into the better safe than sorry category.

Your garden – and your family’s safety – deserve plants with clear growing guides, known benefits, and documented track records. There are countless beautiful, well-researched native plants that can provide the drama and interest you’re looking for without the mystery and potential risks.

Sometimes the most responsible gardening choice is knowing when to say no, and Datura kymatocarpa appears to be one of those times.

Datura

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Solanaceae Juss. - Potato family

Genus

Datura L. - jimsonweed

Species

Datura kymatocarpa Barclay - datura

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