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North America Native Plant

Mussentuchit Creek Gilia

Mussentuchit Creek Gilia: A Rare Desert Gem Worth Protecting Meet one of Utah’s most endangered wildflowers – the Mussentuchit Creek gilia (Aliciella tenuis). This tiny desert beauty is so rare that it’s earned a critically imperiled conservation status, making it one of the most precious plants you could potentially grow ...

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: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Mussentuchit Creek Gilia: A Rare Desert Gem Worth Protecting

Meet one of Utah’s most endangered wildflowers – the Mussentuchit Creek gilia (Aliciella tenuis). This tiny desert beauty is so rare that it’s earned a critically imperiled conservation status, making it one of the most precious plants you could potentially grow in your garden.

What Makes This Plant Special

The Mussentuchit Creek gilia is a delicate perennial forb that produces small, tubular flowers ranging from white to pale pink. Don’t let its modest size fool you – this little plant packs a big conservation punch. As a member of the phlox family, it shares the characteristic trumpet-shaped blooms that make it a magnet for specialized pollinators.

You might also see this plant listed under its synonym Gilia tenuis, but regardless of what name you use, you’re looking at botanical royalty – a plant so rare that fewer than 1,000 individuals may exist in the wild.

Where Does It Call Home

This gilia is a true Utah native, found nowhere else on Earth. Its entire known range is limited to the Mussentuchit Creek area, which gives this plant its common name. Talk about putting all your eggs in one basket – this extreme geographic limitation is exactly why the species is in such precarious shape.

The Rarity Reality Check

Here’s where we need to have a serious conversation. The Mussentuchit Creek gilia holds a Global Conservation Status of S1, meaning it’s critically imperiled. With typically five or fewer occurrences in the wild and very few remaining individuals, this plant is dancing on the edge of extinction.

What this means for gardeners: If you’re determined to grow this species, you absolutely must source seeds or plants through reputable conservation organizations or botanical gardens. Never collect from wild populations – you could literally be taking one of the last few plants on the planet.

Growing Your Own Conservation Hero

Should you take on the challenge of growing this ultra-rare species? Only if you’re seriously committed to conservation and can source materials responsibly. Here’s what you need to know:

Ideal Growing Conditions

  • Climate: Arid to semi-arid conditions (likely USDA zones 4-8)
  • Soil: Excellent drainage is absolutely critical – think rocky, sandy, or gravelly soils
  • Water: Minimal irrigation once established; this desert dweller hates wet feet
  • Sun: Full sun exposure typical of its native Utah habitat

Garden Design Ideas

If you do manage to acquire this rare beauty responsibly, it’s perfect for:

  • Specialized rock gardens
  • Desert or xeriscape landscapes
  • Conservation collections
  • Educational native plant gardens

Pollinator and Wildlife Benefits

Those delicate tubular flowers aren’t just for show – they’re perfectly designed to attract small native pollinators like specialized bees and flies. By growing this plant, you’re not just adding beauty to your garden; you’re potentially providing a lifeline for equally rare pollinators that may depend on it.

Care and Maintenance

Less is definitely more when it comes to caring for Mussentuchit Creek gilia:

  • Water sparingly, and only during establishment
  • Provide protection from excessive winter moisture
  • Avoid fertilizers – this plant is adapted to nutrient-poor soils
  • Allow natural seed production to support conservation efforts

The Bottom Line

Growing Mussentuchit Creek gilia isn’t for casual gardeners – it’s for conservation heroes. This critically endangered species needs our help to survive, but only through responsible cultivation and protection of wild populations. If you can’t source it ethically, consider growing other native Utah wildflowers that can provide similar ecological benefits without contributing to the decline of an already imperiled species.

Remember: every plant matters when there are so few left. Handle this responsibility with the care it deserves, and you’ll be part of something much bigger than just gardening – you’ll be part of preventing an extinction.

Mussentuchit Creek Gilia

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Polemoniaceae Juss. - Phlox family

Genus

Aliciella Brand - aliciella

Species

Aliciella tenuis (F.G. Sm. & Neese) J.M. Porter - Mussentuchit Creek gilia

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