North America Native Plant

Constance’s Springparsley

Botanical name: Cymopterus constancei

USDA symbol: CYCO22

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Constance’s Springparsley: A Hidden Gem for Western Native Gardens If you’re looking for a charming early-blooming native that most of your neighbors have never heard of, let me introduce you to Constance’s springparsley (Cymopterus constancei). This delightful little perennial might just become your new favorite addition to rock gardens and ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: 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 ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Constance’s Springparsley: A Hidden Gem for Western Native Gardens

If you’re looking for a charming early-blooming native that most of your neighbors have never heard of, let me introduce you to Constance’s springparsley (Cymopterus constancei). This delightful little perennial might just become your new favorite addition to rock gardens and xeriscape landscapes across the American Southwest.

What Makes Constance’s Springparsley Special?

Constance’s springparsley is a native forb—basically a non-woody flowering plant—that brings subtle beauty to the garden when many other plants are still sleeping through late winter. Its delicate, finely divided foliage resembles tiny ferns, creating an attractive textural element even when not in bloom. Come spring, clusters of small white to cream-colored flowers appear in umbrella-like formations, providing some of the season’s first nectar for hungry pollinators.

Where Does It Call Home?

This native beauty naturally occurs across five western states: Arizona, Colorado, New Mexico, Utah, and Wyoming. It’s perfectly adapted to the challenging conditions of the high desert and mountainous regions, making it an excellent choice for gardeners in these areas who want to work with nature rather than against it.

Why You Might Want to Grow Constance’s Springparsley

There are several compelling reasons to consider adding this native to your landscape:

  • Early spring blooms provide crucial nectar when few other plants are flowering
  • Extremely drought tolerant once established
  • Low-maintenance ground cover perfect for rock gardens
  • Supports native pollinators and beneficial insects
  • Adds fine texture and subtle color to xeriscape designs
  • Hardy in USDA zones 4-8

A Word About Rarity

Before you rush out to find this plant, there’s something important to know: Constance’s springparsley has a conservation status that suggests it’s somewhat uncommon in the wild. While not critically endangered, it’s not as abundant as some other native species. If you decide to grow it (and I hope you do!), please make sure you source your plants or seeds from reputable native plant nurseries that propagate their stock rather than wild-collect it.

Growing Constance’s Springparsley Successfully

The good news is that once you have responsibly sourced plants, Constance’s springparsley is relatively easy to grow if you can meet its basic needs:

Perfect Growing Conditions

  • Soil: Well-draining sandy or rocky soil is essential—this plant absolutely hates wet feet
  • Light: Full sun to partial shade
  • Water: Drought tolerant once established; water sparingly
  • Climate: Thrives in USDA hardiness zones 4-8

Planting and Care Tips

Getting Constance’s springparsley established requires attention to a few key details:

  • Plant in spring or early fall when temperatures are moderate
  • Ensure excellent drainage—consider raised beds or slopes if your soil retains water
  • Water regularly the first season to establish roots, then reduce watering significantly
  • Avoid fertilizing, as this plant prefers lean soils
  • Provide some protection from harsh, drying winter winds in exposed locations
  • Be patient—it may take a season or two to fully establish

Perfect Garden Companions

Constance’s springparsley plays well with other drought-tolerant natives. Consider pairing it with penstemon, desert marigold, or native bunch grasses for a beautiful, low-maintenance native garden that celebrates your regional flora.

The Bottom Line

While Constance’s springparsley might not be the showiest plant in your garden, it offers something special: the satisfaction of growing a genuine native that supports local ecosystems while requiring minimal care once established. Just remember to source it responsibly, and you’ll have a unique conversation starter that also happens to be doing good for the environment. Sometimes the best garden additions are the ones that whisper rather than shout.

Constance’s Springparsley

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

Apiales

Family

Apiaceae Lindl. - Carrot family

Genus

Cymopterus Raf. - springparsley

Species

Cymopterus constancei R.L. Hartm. - Constance's springparsley

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