North America Native Plant

Inyo Beardtongue

Botanical name: Penstemon papillatus

USDA symbol: PEPA9

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Inyo Beardtongue: A Rare California Native Worth Protecting in Your Garden If you’re looking to add a touch of California’s wild beauty to your garden while supporting conservation efforts, the Inyo beardtongue (Penstemon papillatus) might just be the perfect choice. This charming perennial herb brings the rugged elegance of the ...

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 ⚘

Inyo Beardtongue: A Rare California Native Worth Protecting in Your Garden

If you’re looking to add a touch of California’s wild beauty to your garden while supporting conservation efforts, the Inyo beardtongue (Penstemon papillatus) might just be the perfect choice. This charming perennial herb brings the rugged elegance of the eastern Sierra Nevada right to your backyard, though it comes with an important conservation story that every gardener should know.

What Makes Inyo Beardtongue Special?

The Inyo beardtongue is a true California native, found exclusively in the Golden State. As a member of the Penstemon family, it’s what botanists call a forb – essentially a non-woody perennial that dies back to ground level each winter but returns faithfully each spring from its underground growing points.

What sets this particular beardtongue apart is its limited range and vulnerable status. With a Global Conservation Status of S3, this species is considered vulnerable due to its restricted range and relatively small population. You’ll typically find only 21 to 100 occurrences of this plant in the wild, making it a truly special addition to any native plant collection.

Where Does It Grow?

Penstemon papillatus calls California home, specifically thriving in the eastern Sierra Nevada region. Its common name Inyo beardtongue gives us a clue to its preferred habitat – the Inyo County area and surrounding mountain regions.

Why Grow Inyo Beardtongue?

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

  • Native plant benefits: As a California native, it’s perfectly adapted to local conditions and supports regional ecosystems
  • Pollinator magnet: Like other Penstemon species, it attracts bees, hummingbirds, and butterflies with its tubular flowers
  • Drought tolerance: Once established, it requires minimal water – perfect for water-wise gardening
  • Conservation value: Growing this rare species helps preserve its genetics outside of wild populations

Garden Design and Landscape Role

Inyo beardtongue shines in several garden settings:

  • Native plant gardens: A must-have for authentic California native landscapes
  • Rock gardens: Its mountain origins make it perfect for rocky, well-draining spots
  • Drought-tolerant landscapes: Ideal for xeriscape and water-wise garden designs
  • Pollinator gardens: Creates habitat and food sources for native pollinators

Growing Conditions and Care

Success with Inyo beardtongue starts with understanding its mountain origins. Here’s what this plant needs to thrive:

Light: Full sun to partial shade – it’s adaptable but prefers good light

Soil: Well-draining soil is absolutely critical. Heavy, water-logged soils will quickly kill this mountain native

Water: Drought-tolerant once established, but benefits from occasional deep watering during dry spells

Climate: Best suited for USDA hardiness zones 7-9, matching its California mountain habitat

Planting and Care Tips

Getting your Inyo beardtongue off to a good start is easier than you might think:

  • Timing: Plant in fall or early spring when temperatures are mild
  • Soil prep: Improve drainage by adding gravel or coarse sand if your soil tends to hold water
  • Watering: Water regularly the first year, then reduce to occasional deep watering
  • Fertilizing: Generally unnecessary – these mountain natives prefer lean soils
  • Pruning: Cut back spent flower stalks to encourage more blooms

Important Conservation Note

Here’s where responsible gardening becomes crucial: because Inyo beardtongue has vulnerable conservation status, it’s essential to source your plants responsibly. Never collect from wild populations, as this can harm already stressed natural communities. Instead:

  • Purchase from reputable native plant nurseries
  • Look for nursery-grown, not wild-collected plants
  • Consider participating in seed collection programs if available
  • Share seeds or divisions with other gardeners to increase cultivation

The Bottom Line

Inyo beardtongue offers gardeners a unique opportunity to grow a rare California native while contributing to conservation efforts. Its drought tolerance, pollinator appeal, and authentic native status make it a valuable addition to the right garden. Just remember to source responsibly and give it the well-draining conditions it craves.

By choosing to grow this vulnerable species, you’re not just adding beauty to your landscape – you’re becoming a conservation gardener, helping preserve a piece of California’s natural heritage for future generations.

Inyo 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 papillatus J.T. Howell - Inyo beardtongue

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