North America Native Plant

Mosquito Bills

Botanical name: Dodecatheon hendersonii hendersonii

USDA symbol: DOHEH

Life cycle: perennial

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Mosquito Bills: A Pacific Northwest Native with Star-Shaped Charm If you’ve ever wondered what it would look like if tiny pink rockets decided to grow in your garden, meet mosquito bills (Dodecatheon hendersonii hendersonii). Don’t let the quirky common name fool you – this Pacific Northwest native has nothing to ...

Mosquito Bills: A Pacific Northwest Native with Star-Shaped Charm

If you’ve ever wondered what it would look like if tiny pink rockets decided to grow in your garden, meet mosquito bills (Dodecatheon hendersonii hendersonii). Don’t let the quirky common name fool you – this Pacific Northwest native has nothing to do with mosquitoes and everything to do with adding unique spring color to your landscape.

What Are Mosquito Bills?

Mosquito bills are perennial forbs that belong to the primrose family. These charming wildflowers are true natives of the Pacific Northwest, naturally occurring across British Columbia, California, Oregon, and Washington. As a forb, this plant lacks woody tissue and dies back to ground level each winter, emerging fresh each spring with its distinctive blooms.

Why You’ll Fall in Love with These Spring Bloomers

The real magic happens in spring when mosquito bills produce their signature flowers. Picture this: delicate pink to magenta petals that sweep dramatically backward, creating the appearance of tiny shooting stars or shuttlecocks scattered across your garden. These eye-catching blooms typically appear from March through May, providing much-needed early-season color when many other plants are just waking up.

The flowers aren’t just pretty – they’re conversation starters. The backward-swept petals and protruding stamens create such a distinctive silhouette that visitors will inevitably ask, What is that unique flower?

Perfect Garden Roles for Mosquito Bills

These versatile natives shine in several garden settings:

  • Woodland gardens: Their natural habitat preference makes them perfect understory companions
  • Rock gardens: The compact size and drought tolerance work beautifully among stones
  • Native plant gardens: Essential for authentic Pacific Northwest landscapes
  • Naturalized areas: Allow them to spread and create drifts of spring color

Growing Conditions That Make Mosquito Bills Happy

Success with mosquito bills comes from understanding their natural rhythm. These plants prefer well-drained soils and can handle everything from partial shade to full sun, though they appreciate some afternoon shade in hotter climates.

Here’s the key insight: mosquito bills are summer sleepers. After their spring show, they naturally go dormant during the dry summer months – this isn’t a sign of poor health, it’s their survival strategy! This makes them perfect for gardeners in USDA hardiness zones 6 through 9 who want low-maintenance natives.

Planting and Care Tips

Getting started with mosquito bills is straightforward:

  • Timing: Plant in fall to allow root establishment before spring growth
  • Soil: Ensure good drainage – soggy soil is their biggest enemy
  • Watering: Provide moderate water during growing season, then reduce significantly during summer dormancy
  • Patience: Allow the foliage to die back naturally after blooming to feed the roots

Supporting Local Ecosystems

Beyond their garden appeal, mosquito bills serve as valuable resources for native pollinators. During their bloom period, they attract native bees and other beneficial insects, helping support local ecosystem health. By choosing native plants like mosquito bills, you’re creating habitat that local wildlife has co-evolved with over thousands of years.

Is This Plant Right for Your Garden?

Mosquito bills are ideal if you want a unique, low-maintenance native that provides spectacular spring interest and then politely disappears for the summer. They’re perfect for gardeners who appreciate plants that follow natural seasonal rhythms rather than trying to look the same year-round.

However, if you prefer plants that maintain presence throughout the growing season, you might want to pair mosquito bills with companions that fill in during their dormant period, or consider them as just one element in a diverse native plant palette.

With their shooting star blooms, native heritage, and easy-care nature, mosquito bills offer Pacific Northwest gardeners a chance to grow something truly special – a plant that’s both garden-worthy and ecologically valuable.

Mosquito Bills

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Primulales

Family

Primulaceae Batsch - Primrose family

Genus

Dodecatheon L. - shootingstar

Species

Dodecatheon hendersonii A. Gray - mosquito bills

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