North America Native Plant

Washington Beardtongue

Botanical name: Penstemon washingtonensis

USDA symbol: PEWA9

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Washington Beardtongue: A Rare Pacific Northwest Treasure If you’re passionate about native plants and love supporting local wildlife, Washington beardtongue (Penstemon washingtonensis) might just be the perfect addition to your garden. This stunning perennial brings both beauty and ecological value to Pacific Northwest landscapes, though its rarity makes it a ...

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 ⚘

Washington Beardtongue: A Rare Pacific Northwest Treasure

If you’re passionate about native plants and love supporting local wildlife, Washington beardtongue (Penstemon washingtonensis) might just be the perfect addition to your garden. This stunning perennial brings both beauty and ecological value to Pacific Northwest landscapes, though its rarity makes it a special find that deserves our conservation attention.

What Makes Washington Beardtongue Special?

Washington beardtongue is a true Pacific Northwest native, found exclusively in Washington state. This perennial forb herb produces gorgeous tubular flowers in shades of purple to violet that bloom from late spring into early summer. Like other members of the Penstemon family, it gets its beardtongue common name from the fuzzy stamen that resembles a tiny beard poking out of each flower.

What sets this species apart is its limited geographic range. Washington beardtongue grows naturally in Washington state, particularly in the Columbia River Gorge region and surrounding areas. This makes it a truly local treasure for Washington gardeners looking to showcase their state’s unique botanical heritage.

A Plant Worth Protecting

Before you rush to add this beauty to your shopping list, there’s something important to know: Washington beardtongue has a Global Conservation Status of S3, meaning it’s considered vulnerable. With typically only 21 to 100 occurrences and between 3,000 and 10,000 individual plants in the wild, this species faces real conservation challenges.

This doesn’t mean you shouldn’t grow it—quite the opposite! Growing rare native plants in our gardens can actually help conservation efforts. However, it does mean you should only purchase plants or seeds from reputable nurseries that source their material responsibly, never from wild collection.

Garden Design and Landscape Use

Washington beardtongue shines in several garden settings:

  • Native plant gardens where it can mingle with other Pacific Northwest species
  • Rock gardens, where its drought tolerance really shows
  • Xeric or water-wise landscapes
  • Wildlife and pollinator gardens
  • Restoration projects in appropriate habitats

As a mid-height perennial, it works beautifully in the middle layer of mixed borders, providing vertical interest without overwhelming smaller plants nearby.

Wildlife and Pollinator Benefits

The tubular flowers of Washington beardtongue are perfectly designed to attract long-tongued pollinators. Bees, butterflies, and hummingbirds all find these blooms irresistible. By growing this native species, you’re providing food for pollinators that have co-evolved with it over thousands of years—that’s much more valuable than any exotic alternative could offer.

Growing Conditions and Care

Washington beardtongue is surprisingly easy to grow once you understand its preferences:

Sunlight: Thrives in full sun to partial shade, though flowering may be reduced in too much shade.

Soil: The key to success is excellent drainage. This plant absolutely cannot tolerate soggy conditions, so amend heavy clay soils with compost and coarse sand, or consider raised beds.

Water: Drought tolerant once established, but benefits from occasional deep watering during prolonged dry spells in its first year.

Hardiness: Suitable for USDA zones 5-8, making it perfect for most of Washington state and similar climates.

Planting and Care Tips

Spring or fall are the best times to plant Washington beardtongue. Here’s how to give it the best start:

  • Choose a well-draining location—this cannot be overstated!
  • Dig a hole only as deep as the root ball but twice as wide
  • Backfill with native soil mixed with a bit of compost
  • Water thoroughly after planting, then reduce frequency as the plant establishes
  • Deadhead spent flowers to encourage continued blooming
  • Cut back in late fall or early spring before new growth emerges

The beauty of growing native plants like Washington beardtongue is that they’re naturally adapted to local conditions. Once established, this perennial should thrive with minimal intervention, rewarding you with years of beautiful blooms and happy pollinators.

A Responsible Choice

By choosing to grow Washington beardtongue from responsibly sourced material, you’re not just adding beauty to your garden—you’re participating in conservation. Every garden that hosts this vulnerable species creates a small sanctuary and helps ensure its genetic diversity for future generations. Now that’s gardening with purpose!

Washington 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 washingtonensis D.D. Keck - Washington beardtongue

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