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North America Native Plant

Geyer’s Onion

Geyer’s Onion: A Rare Utah Native Worth Protecting If you’re passionate about preserving native plants and supporting local ecosystems, Geyer’s onion (Allium geyeri var. chatterleyi) might catch your interest. This perennial native wildflower represents one of nature’s more elusive treasures, found exclusively in Utah and carrying significant conservation importance. What ...

Rare plant alert!

This plant is listed as rare and may be protected in certain regions. Its populations are limited, and removal from the wild could further endanger its survival. If you wish to enjoy this plant, consider sourcing from reputable nurseries that propagate responsibly or explore alternatives to help preserve natural populations.

Region: Conservation status by state

Status: S4S5T2: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ 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 ⚘ 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. ⚘

Geyer’s Onion: A Rare Utah Native Worth Protecting

If you’re passionate about preserving native plants and supporting local ecosystems, Geyer’s onion (Allium geyeri var. chatterleyi) might catch your interest. This perennial native wildflower represents one of nature’s more elusive treasures, found exclusively in Utah and carrying significant conservation importance.

What Makes This Plant Special?

Geyer’s onion belongs to the beloved Allium family, the same group that gives us garden onions, garlic, and chives. As a native forb, this herbaceous perennial lacks woody stems but returns year after year from underground bulbs. What sets this particular variety apart is its extremely limited range and rarity status.

Where You’ll Find It Growing Wild

This special variety of Geyer’s onion calls Utah home, making it a true regional endemic. Its limited geographical distribution contributes to its conservation significance and makes it a plant of particular interest to native plant enthusiasts in the region.

Important Conservation Considerations

Before you fall in love with the idea of growing Geyer’s onion, there’s something crucial to understand: this plant carries a Global Conservation Status of S4S5T2, indicating it’s a rare variety that deserves our protection. If you’re determined to grow this native beauty, here’s what you need to know:

  • Only obtain plants or seeds from reputable native plant nurseries
  • Never collect from wild populations
  • Ensure any source material is ethically and legally obtained
  • Consider supporting conservation efforts for this species

Growing Geyer’s Onion: What to Expect

Like most Alliums, Geyer’s onion likely prefers well-draining soil and can tolerate drought conditions once established. As a native Utah plant, it’s adapted to the region’s specific climate challenges and soil conditions. However, given the rarity of this particular variety, detailed growing information is limited.

If you’re lucky enough to source this plant responsibly, treat it like other native Alliums:

  • Plant in full sun to partial shade
  • Provide well-draining soil
  • Allow soil to dry between waterings once established
  • Expect spring or early summer blooms typical of the Allium family

Why Consider This Plant?

Growing rare native plants like Geyer’s onion serves multiple purposes beyond garden beauty. You’ll be:

  • Supporting local biodiversity
  • Preserving genetic diversity of native species
  • Creating habitat for native pollinators and wildlife
  • Contributing to conservation efforts

Alternative Native Options

If you love the idea of native Alliums but can’t source Geyer’s onion responsibly, consider other native onion species that might be more readily available in Utah. Many native Alliums offer similar ecological benefits without the conservation concerns.

The Bottom Line

Geyer’s onion represents the intersection of gardening passion and conservation responsibility. While this rare Utah native might not be the easiest plant to obtain or grow, its significance to local ecosystems makes it worth protecting. If you do choose to grow it, do so with the utmost care for its conservation status and always source responsibly.

Remember, sometimes the best way to appreciate a rare plant is to support its conservation in the wild while choosing more common native alternatives for our gardens.

Geyer’s Onion

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Liliales

Family

Liliaceae Juss. - Lily family

Genus

Allium L. - onion

Species

Allium geyeri S. Watson - Geyer's onion

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