North America Native Plant

Parasol Draba

Botanical name: Draba subumbellata

USDA symbol: DRSU3

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Parasol Draba: A Rare Western Gem Worth Protecting Meet the parasol draba (Draba subumbellata), a delicate perennial that’s as rare as it is charming. This little-known native wildflower might not be on every gardener’s wish list, but for those passionate about conservation and native plant preservation, it represents something truly ...

Rare plant alert!

Region: Conservation status by state

Status: S3: 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 ⚘

Parasol Draba: A Rare Western Gem Worth Protecting

Meet the parasol draba (Draba subumbellata), a delicate perennial that’s as rare as it is charming. This little-known native wildflower might not be on every gardener’s wish list, but for those passionate about conservation and native plant preservation, it represents something truly special.

What Makes Parasol Draba Special?

Parasol draba is a small herbaceous perennial that belongs to the mustard family. As a forb, it lacks woody tissue and produces delicate clusters of tiny white flowers that give it its parasol common name. Don’t expect a showstopper – this plant’s beauty lies in its subtle charm and ecological significance.

Where Does It Call Home?

This rare native is found exclusively in California and Nevada, making it a true regional treasure of the American West. Its limited distribution is part of what makes it so special – and so vulnerable.

A Plant on the Edge: Conservation Status

Important Conservation Note: Parasol draba has a Global Conservation Status of S3, meaning it’s considered vulnerable to extinction. With only 21 to 100 known occurrences and an estimated 3,000 to 10,000 individuals remaining, this plant needs our protection.

If you’re interested in growing parasol draba, please ensure you source seeds or plants only from reputable native plant nurseries that practice ethical collection methods. Never collect from wild populations.

Is Parasol Draba Right for Your Garden?

Here’s the honest truth: parasol draba isn’t for every gardener. This specialized native requires specific growing conditions and may be challenging to establish. However, for dedicated native plant enthusiasts and conservation-minded gardeners, it offers unique rewards:

  • Supports local ecosystem preservation
  • Attracts small native pollinators
  • Provides authentic habitat restoration value
  • Connects you to your region’s natural heritage

Growing Conditions and Care

While specific cultivation information for parasol draba is limited due to its rarity, we can make educated assumptions based on its natural habitat and related species:

  • Soil: Likely prefers well-draining, rocky or sandy soils
  • Sun exposure: Probably thrives in full sun to partial shade
  • Water needs: Likely drought-tolerant once established
  • Garden type: Best suited for rock gardens, native plant collections, or restoration projects

The Reality Check

Let’s be honest – finding parasol draba for your garden will be like searching for a needle in a haystack. Most nurseries won’t carry this rare species, and that’s probably for the best. Its conservation status means it’s better left to specialized botanical gardens, research institutions, and dedicated conservation efforts.

Native Alternatives to Consider

If you’re drawn to the idea of growing native mustard family plants, consider these more readily available alternatives that won’t strain wild populations:

  • Other Draba species that are more common in cultivation
  • Native wildflowers from the mustard family suited to your specific region
  • Local native plants recommended by your regional native plant society

Supporting Conservation

The best way to help parasol draba isn’t necessarily to grow it in your garden – it’s to support habitat conservation, native plant research, and organizations working to protect rare species. Consider volunteering with local native plant societies or donating to botanical conservation efforts.

Sometimes the most responsible thing we can do as gardeners is admire a plant’s beauty and importance while leaving it in the hands of conservation professionals. Parasol draba reminds us that not every native plant needs to be in cultivation – some are more valuable left wild and protected in their natural habitats.

Parasol Draba

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Capparales

Family

Brassicaceae Burnett - Mustard family

Genus

Draba L. - draba

Species

Draba subumbellata Rollins & R.A. Price - parasol draba

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