North America Non-native Plant

Astragalus Penduliflorus

Botanical name: Astragalus penduliflorus

USDA symbol: ASPE18

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

Astragalus penduliflorus: The Mystery Milkvetch That Keeps Its Secrets If you’ve stumbled across the name Astragalus penduliflorus in your plant research, you might be scratching your head wondering what exactly this plant is all about. Well, you’re not alone! This particular member of the milkvetch family is something of an ...

Astragalus penduliflorus: The Mystery Milkvetch That Keeps Its Secrets

If you’ve stumbled across the name Astragalus penduliflorus in your plant research, you might be scratching your head wondering what exactly this plant is all about. Well, you’re not alone! This particular member of the milkvetch family is something of an enigma in the gardening world.

What We Know (And What We Don’t)

Astragalus penduliflorus belongs to the vast Astragalus genus, which includes hundreds of species commonly known as milkvetches. These plants are typically legumes with compound leaves and clusters of pea-like flowers. However, when it comes to the specifics of A. penduliflorus, the plant world seems to be keeping its cards close to its chest.

The lack of readily available information about this species suggests it may be extremely rare, poorly documented, or possibly an outdated taxonomic name. This presents a unique challenge for gardeners who might be interested in growing it.

Geographic Distribution and Native Status

Unfortunately, the native range and distribution of Astragalus penduliflorus remains unknown based on current available documentation. Without this crucial information, it’s impossible to determine where this plant naturally occurs or its conservation status.

Should You Try to Grow It?

Here’s where things get tricky. Given the lack of available information about Astragalus penduliflorus, attempting to grow this plant presents several challenges:

  • Unknown growing requirements make successful cultivation difficult
  • Unclear availability of seeds or plants from reputable sources
  • Uncertain native status means you can’t be sure of its ecological impact
  • No established care guidelines or troubleshooting resources

Better Alternatives for Your Garden

Instead of chasing this botanical mystery, consider these well-documented and readily available milkvetch alternatives:

  • Canadian Milkvetch (Astragalus canadensis) – A robust native species with cream-colored flowers
  • Purple Milkvetch (Astragalus agrestis) – Features lovely purple blooms and is well-suited to prairie gardens
  • Ground Plum (Astragalus crassicarpus) – A low-growing species with inflated seed pods that add interesting texture

The Takeaway

While the mystery surrounding Astragalus penduliflorus is certainly intriguing, it’s not the best choice for gardeners looking for reliable, well-documented native plants. The lack of cultivation information, unclear availability, and unknown ecological status make it a risky choice for your landscape.

Your garden will be much happier (and so will you!) with well-established milkvetch species that have proven track records and readily available growing information. Save yourself the detective work and choose plants that will thrive with proper care guidelines and reliable sources.

If you’re particularly interested in rare or unusual plants, consider connecting with botanical societies or native plant groups in your area. They might have more specialized knowledge about uncommon species and can guide you toward appropriate alternatives that will satisfy your desire for something unique while still being practical to grow.

Astragalus Penduliflorus

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

Astragalus L. - milkvetch

Species

Astragalus penduliflorus Lam.

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