Non-native Plants

Crotalaria Laburnoides

Crotalaria laburnoides

USDA symbol: CRLA18

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. This plant goes by its ...

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 is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Crotalaria laburnoides is also known as:

Crotalaria bagamoyoensis Baker f. | USDA symbol: CRBA12

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
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