North America Non-native Plant

Crotalaria Laburnoides

Botanical name: Crotalaria laburnoides

USDA symbol: CRLA18

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

Synonyms: Crotalaria bagamoyoensis Baker f. (CRBA12)   

Crotalaria laburnoides: The Mysterious Rattlepod That’s Hard to Pin Down Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to learn more about it? Meet Crotalaria laburnoides, a member of the rattlepod family that’s about as elusive in gardening circles as ...

Crotalaria laburnoides: The Mysterious Rattlepod That’s Hard to Pin Down

Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to learn more about it? Meet Crotalaria laburnoides, a member of the rattlepod family that’s about as elusive in gardening circles as a unicorn in your backyard.

What’s in a Name?

This plant goes by its scientific name, Crotalaria laburnoides, since it doesn’t seem to have picked up any catchy common names along the way. You might also find it listed under its synonym, Crotalaria bagamoyoensis Baker f., but don’t worry – it’s the same mysterious plant either way.

Where in the World?

From what we can piece together, Crotalaria laburnoides appears to call parts of East Africa home, particularly regions around Tanzania. It’s one of those plants that seems perfectly content staying in its native haunts rather than becoming a globe-trotting garden celebrity.

The Reality Check: Why This Plant Might Not Be Your Next Garden Star

Here’s where we need to have an honest chat. While Crotalaria laburnoides might sound exotic and intriguing, there’s precious little information available about growing this particular species. This presents several challenges for the home gardener:

  • No reliable information about growing conditions or care requirements
  • Unknown cold hardiness, making it risky for most North American gardens
  • Unclear availability through reputable nurseries or seed sources
  • Limited knowledge about potential benefits to pollinators or wildlife

A Better Path Forward: Consider These Alternatives

Instead of chasing after this gardening ghost, why not explore some well-documented native rattlepods that actually want to be in your garden? If you’re drawn to the Crotalaria genus, look for species that are native to your region and have established growing guides.

For North American gardeners, consider researching native legumes that offer similar characteristics but come with the bonus of actually having care instructions. Your local native plant society or extension office can point you toward rattlepods or similar plants that will thrive in your specific area.

The Bottom Line

Sometimes the most responsible thing a gardener can do is admit when a plant is better left to the botanists and researchers. Crotalaria laburnoides falls into that category – fascinating from a scientific standpoint, but not practical for home cultivation.

Instead of wrestling with unknowns, focus your energy on native plants with proven track records. Your garden (and your sanity) will thank you, and you’ll be supporting local ecosystems with plants that actually want to grow where you live.

Remember, the best garden plant is one that thrives with reasonable care and contributes positively to your local environment. Sometimes the most exotic-sounding option isn’t the most rewarding one to grow.

Crotalaria Laburnoides

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

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Crotalaria L. - rattlebox

Species

Crotalaria laburnoides Klotzsch

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