North America Native Plant

Tushar Range Beardtongue

Botanical name: Penstemon tusharensis

USDA symbol: PETU2

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Penstemon caespitosus Nutt. ex A. Gray var. suffruticosus A. Gray (PECAS)   

Tushar Range Beardtongue: A Rare Mountain Gem Worth Protecting Meet the Tushar Range beardtongue (Penstemon tusharensis), one of Utah’s most exclusive native wildflowers. This rare perennial herb calls only the high peaks of Utah’s Tushar Mountains home, making it a true botanical treasure that deserves our attention and protection. A ...

Rare plant alert!

Region: Conservation status by state

Status: S2Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ 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) ⚘

Tushar Range Beardtongue: A Rare Mountain Gem Worth Protecting

Meet the Tushar Range beardtongue (Penstemon tusharensis), one of Utah’s most exclusive native wildflowers. This rare perennial herb calls only the high peaks of Utah’s Tushar Mountains home, making it a true botanical treasure that deserves our attention and protection.

A Utah Native with Limited Real Estate

The Tushar Range beardtongue is found exclusively in Utah, specifically in the Tushar Mountains of south-central Utah. This extremely limited geographic range makes it one of the state’s endemic species – plants that occur naturally nowhere else on Earth.

What Makes This Beardtongue Special

Like its penstemon relatives, the Tushar Range beardtongue produces beautiful tubular flowers that are perfectly designed to attract pollinators. The purple-blue blooms appear in summer and provide a stunning display against the rocky mountain backdrop of its native habitat.

As a perennial herb, this plant returns year after year, forming low-growing clumps that are well-adapted to harsh mountain conditions. It’s a true survivor, thriving in the challenging environment of high-elevation rocky slopes and alpine meadows.

Conservation Concerns: Handle with Care

Here’s where things get serious: Penstemon tusharensis has a Global Conservation Status that indicates it may be quite rare. If you’re considering adding this plant to your garden, it’s crucial to source it only from reputable native plant nurseries that propagate their stock rather than wild-collecting.

Never collect this plant from the wild. Its limited range and specialized habitat requirements make every population precious for the species’ survival.

Growing Tushar Range Beardtongue

This isn’t your typical backyard perennial. The Tushar Range beardtongue has very specific needs that mirror its high-mountain origins:

Ideal Growing Conditions

  • Excellent drainage is absolutely critical – think rock garden or raised bed
  • Full sun to light shade
  • Cool summers and cold winters (likely hardy in USDA zones 4-6)
  • Rocky, well-draining soil that mimics its mountain habitat
  • Good air circulation

Planting and Care Tips

  • Plant in spring after the last frost
  • Amend heavy soils with gravel or coarse sand for drainage
  • Water sparingly once established – this plant prefers dry conditions
  • Avoid fertilizing, as mountain natives prefer lean soils
  • Mulch with gravel rather than organic matter

Is This Plant Right for Your Garden?

The Tushar Range beardtongue is perfect for:

  • Alpine and rock garden enthusiasts
  • Native plant collectors in appropriate climate zones
  • Conservation-minded gardeners who want to support rare species
  • Gardens that can provide the specific mountain conditions it needs

However, this plant might not be the best choice if you:

  • Live in a hot, humid climate
  • Have heavy clay soil with poor drainage
  • Prefer low-maintenance plants (this one has very specific needs)
  • Can’t source it from responsible propagators

Pollinator and Wildlife Benefits

Like other penstemons, the Tushar Range beardtongue is a pollinator magnet. Its tubular flowers are designed to attract hummingbirds, while bees and butterflies also visit for nectar. In its native habitat, it plays an important role in supporting mountain pollinator communities.

The Bottom Line

The Tushar Range beardtongue represents something special in the plant world – a rare endemic species that showcases the unique biodiversity of Utah’s mountains. If you’re up for the challenge and can provide the right growing conditions, this plant offers the satisfaction of growing something truly uncommon while supporting conservation efforts.

Just remember: source responsibly, provide excellent drainage, and appreciate the privilege of growing one of Utah’s botanical treasures. Your garden – and future generations of this rare beardtongue – will thank you for it.

Tushar Range Beardtongue

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

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Penstemon Schmidel - beardtongue

Species

Penstemon tusharensis N.H. Holmgren - Tushar Range beardtongue

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