Non-native Plants

Senna Artemisioides Circinnata

Senna artemisioides circinnata

USDA symbol: SEARC2

If you’ve stumbled across the name Senna artemisioides circinnata while browsing plant lists or botanical references, you’re not alone in wondering what exactly this plant is all about. This particular member of the legume family (Fabaceae) is something of an enigma in the gardening world – a plant that exists ...

Senna artemisioides circinnata: A Mysterious Member of the Desert Cassia Family

If you’ve stumbled across the name Senna artemisioides circinnata while browsing plant lists or botanical references, you’re not alone in wondering what exactly this plant is all about. This particular member of the legume family (Fabaceae) is something of an enigma in the gardening world – a plant that exists in botanical records but remains largely mysterious when it comes to cultivation details.

What’s in a Name?

Botanically known as Senna artemisioides circinnata, this plant doesn’t seem to have gained a widely recognized common name in horticultural circles. You might occasionally see it listed under its former scientific name, Cassia circinnata Benth., which gives us a clue that it was once classified in the Cassia genus before being moved to Senna.

Where Does It Come From?

The native range and geographical distribution of Senna artemisioides circinnata remains unclear from available sources. Given its relationship to other Senna species, it’s likely native to arid or semi-arid regions, possibly in Australia where many Senna species originate, but this requires confirmation from botanical experts.

Should You Consider Growing It?

Here’s where things get tricky. With limited information available about this specific plant’s characteristics, growing requirements, and garden performance, it’s difficult to make a strong recommendation either for or against growing Senna artemisioides circinnata. The lack of readily available cultivation information suggests it’s not commonly grown in gardens, which could mean:

  • It may be difficult to source from nurseries
  • Its growing requirements might be very specific or challenging
  • It could be a rare or specialized plant
  • There might be better-known alternatives that serve similar garden functions

Growing Conditions and Care

Without specific cultivation information for Senna artemisioides circinnata, we can only make educated guesses based on related Senna species. These plants typically prefer:

  • Well-draining soils
  • Full sun exposure
  • Low to moderate water requirements once established
  • Protection from harsh freezing temperatures

However, these are generalizations, and the specific needs of this variety remain unknown.

The Bottom Line

If you’re considering Senna artemisioides circinnata for your garden, proceed with caution and do your homework first. The limited available information makes it challenging to predict how this plant will perform in cultivation. You might want to:

  • Contact botanical gardens or plant societies that specialize in Senna species
  • Look for more well-documented Senna species that might serve similar purposes
  • Consult with local native plant experts if you’re in a region where this plant might be indigenous

Sometimes the most intriguing plants are those that remain a bit mysterious. While Senna artemisioides circinnata might hold potential as a garden plant, its secrets are yet to be fully revealed to the home gardening community. Until more information becomes available, gardeners might be better served exploring other Senna species with more established cultivation histories.

Senna artemisioides circinnata 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. Senna artemisioides circinnata is also known as:

Cassia circinnata | USDA symbol: CACI16

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: Senna Mill. - senna

Species: Senna artemisioides (Gaudich. ex DC.) Randell - silver senna

Subspecies: Senna artemisioides (Gaudich. ex DC.) Randell ssp. circinnata (Benth.) Randell

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