North America Native Plant

Stickystem Penstemon

Botanical name: Penstemon glandulosus var. glandulosus

USDA symbol: PEGLG3

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Stickystem Penstemon: A Pacific Northwest Native Worth Getting Sticky For If you’re looking for a perennial wildflower that’ll make both hummingbirds and your neighbors swoon, let me introduce you to stickystem penstemon (Penstemon glandulosus var. glandulosus). This Pacific Northwest native might have a quirky name, but don’t let that fool ...

Stickystem Penstemon: A Pacific Northwest Native Worth Getting Sticky For

If you’re looking for a perennial wildflower that’ll make both hummingbirds and your neighbors swoon, let me introduce you to stickystem penstemon (Penstemon glandulosus var. glandulosus). This Pacific Northwest native might have a quirky name, but don’t let that fool you – it’s a garden gem that deserves a spot in your landscape.

What Makes Stickystem Penstemon Special?

Stickystem penstemon is a true-blue American native, specifically calling the Pacific Northwest home. This perennial forb (that’s garden-speak for a non-woody flowering plant) brings a splash of color and a whole lot of ecological benefits to your garden. Unlike some high-maintenance garden divas, this penstemon is refreshingly low-fuss once it gets settled in.

Where You’ll Find This Beauty Growing Wild

This lovely native makes its home across Idaho, Oregon, and Washington. It’s perfectly adapted to the unique climate and conditions of the Pacific Northwest, which means it’ll thrive in your garden with minimal fussing from you.

Garden Appeal: More Than Just a Pretty Face

Stickystem penstemon produces stunning tubular flowers in shades of blue to purple that bloom from late spring through summer. These aren’t just gorgeous to look at – they’re like magnets for pollinators. Hummingbirds absolutely adore the tubular shape, while native bees and butterflies also frequent these blooms for their nectar.

As a forb herb, this plant lacks the woody stems of shrubs but makes up for it with its herbaceous charm. It’s the perfect height and texture to add interest to wildflower gardens, pollinator gardens, and naturalized landscapes.

Where to Plant Your Stickystem Penstemon

This versatile native works beautifully in several garden styles:

  • Native plant gardens where it can mingle with other Pacific Northwest natives
  • Pollinator gardens where its flowers will feed beneficial insects and birds
  • Xeriscape or drought-tolerant gardens thanks to its water-wise nature
  • Rock gardens where its natural form complements the rugged aesthetic
  • Naturalized areas where it can spread and create drifts of color

Growing Conditions: Keep It Simple

One of the best things about native plants like stickystem penstemon is that they’re adapted to local conditions. This means less work for you! Here’s what this Pacific Northwest native prefers:

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil is essential – these plants don’t like wet feet
  • Water: Drought tolerant once established, minimal watering needed
  • Climate: Hardy in USDA zones 4-8, perfect for the Pacific Northwest

Planting and Care Tips

Getting your stickystem penstemon off to a good start is easier than you might think:

  • Timing: Plant in spring after the last frost date
  • Spacing: Give plants adequate room to spread and show off their natural form
  • Watering: Water regularly the first season to help establish roots, then reduce watering
  • Maintenance: Deadhead spent flowers to encourage continued blooming
  • Winter care: As a perennial, it’ll die back in winter and return in spring

Why Choose Native?

Planting stickystem penstemon isn’t just about adding beauty to your garden – it’s about supporting local ecosystems. Native plants like this one provide food and habitat for native wildlife, require less water and fertilizer than non-natives, and help preserve the natural character of the Pacific Northwest.

Plus, there’s something deeply satisfying about growing a plant that truly belongs in your area. Stickystem penstemon has been thriving in Idaho, Oregon, and Washington long before any of us arrived on the scene, and it’ll continue to flourish with just a little help from thoughtful gardeners like you.

The Bottom Line

If you’re gardening in the Pacific Northwest and want a low-maintenance perennial that supports local wildlife while looking absolutely stunning, stickystem penstemon should definitely be on your planting list. It’s native, it’s beautiful, it’s pollinator-friendly, and it won’t demand constant attention once it’s established. What more could you ask for in a garden plant?

Stickystem Penstemon

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 glandulosus Douglas - stickystem penstemon

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