North America Native Plant

Emory’s Milkvetch

Botanical name: Astragalus emoryanus var. terlinguensis

USDA symbol: ASEMT

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Astragalus terlinguensis Cory (ASTE24)   

Emory’s Milkvetch: A Texas Native Worth Discovering If you’re passionate about native Texas plants and love discovering botanical gems that few gardeners know about, let me introduce you to Emory’s milkvetch (Astragalus emoryanus var. terlinguensis). This charming annual is one of those special native plants that deserves more attention from ...

Rare plant alert!

Region: Conservation status by state

Status: S5T3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Emory’s Milkvetch: A Texas Native Worth Discovering

If you’re passionate about native Texas plants and love discovering botanical gems that few gardeners know about, let me introduce you to Emory’s milkvetch (Astragalus emoryanus var. terlinguensis). This charming annual is one of those special native plants that deserves more attention from gardeners looking to support local ecosystems.

What Is Emory’s Milkvetch?

Emory’s milkvetch is a native annual plant that belongs to the legume family. You might also see it referenced by its synonym, Astragalus terlinguensis. As an annual, this plant completes its entire life cycle in one growing season, making it a perfect choice for gardeners who enjoy the changing seasonal dynamics that annuals bring to the landscape.

Where Does It Call Home?

This particular variety of milkvetch is native to Texas, making it a true Lone Star State original. As a plant that’s naturally adapted to Texas conditions, it has evolved to thrive in the local climate and soil conditions that can challenge non-native species.

Why Consider Growing Emory’s Milkvetch?

Here are several compelling reasons to give this native annual a spot in your garden:

  • Native plant benefits: As a true Texas native, it supports local wildlife and requires fewer resources once established
  • Nitrogen fixation: Like other legumes, milkvetches help improve soil fertility by fixing nitrogen
  • Low maintenance: Native annuals typically require less water and care than non-native alternatives
  • Ecological value: Supports native pollinators and wildlife adapted to regional plants

A Word of Caution: Rarity Considerations

Before you rush out to find seeds, it’s important to know that Emory’s milkvetch appears to be relatively uncommon in cultivation. This means if you do decide to grow it, please ensure you source seeds or plants responsibly from reputable native plant suppliers. Never collect from wild populations, as this can harm already limited natural stands.

Growing Emory’s Milkvetch: What We Know

Unfortunately, detailed cultivation information for this specific variety is quite limited, which isn’t uncommon for lesser-known native plants. Here’s what we can share based on general milkvetch growing principles:

General Growing Tips

  • Timing: As an annual, plant seeds in spring after the last frost
  • Soil: Most milkvetches prefer well-draining soils and can tolerate poor conditions
  • Water: Once established, native Texas plants typically need minimal supplemental watering
  • Sun: Generally prefer full sun to partial sun conditions

The Reality Check

Let’s be honest—Emory’s milkvetch isn’t going to be the easiest plant to find or grow. The limited cultivation information means you’ll be somewhat pioneering if you choose to grow it. However, for dedicated native plant enthusiasts, especially those in Texas, this could be exactly the kind of challenge that makes gardening exciting.

Is This Plant Right for You?

Consider Emory’s milkvetch if you:

  • Are passionate about growing true Texas natives
  • Enjoy experimenting with lesser-known species
  • Want to support local ecosystems with authentic regional plants
  • Have experience with native plant gardening
  • Can source plants or seeds responsibly

The Bottom Line

Emory’s milkvetch represents the kind of native plant that makes native gardening both challenging and rewarding. While it may not be the showiest annual in your garden, it offers the satisfaction of growing something truly special—a plant that belongs to your local landscape in the most authentic way possible. If you can find it and have the patience to experiment with a lesser-known native, you might just discover a new favorite while supporting Texas’s natural heritage.

Remember, native gardening isn’t always about finding the perfect plant with detailed care instructions. Sometimes it’s about embracing the mystery and contributing to the conservation of our local plant communities, one garden at a time.

Emory’s Milkvetch

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 emoryanus (Rydb.) Cory - Emory's milkvetch

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