North America Native Plant

Oregon Checkerbloom

Botanical name: Sidalcea oregana oregana

USDA symbol: SIORO

Life cycle: perennial

Habit: subshrub

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

Oregon Checkerbloom: A Native Gem for Your Garden If you’re looking for a charming native perennial that brings both beauty and ecological value to your garden, let me introduce you to Oregon checkerbloom (Sidalcea oregana oregana). This delightful forb might not be the flashiest plant in the garden center, but ...

Oregon Checkerbloom: A Native Gem for Your Garden

If you’re looking for a charming native perennial that brings both beauty and ecological value to your garden, let me introduce you to Oregon checkerbloom (Sidalcea oregana oregana). This delightful forb might not be the flashiest plant in the garden center, but it’s definitely one that deserves a spot in your landscape – especially if you’re passionate about supporting local wildlife and growing plants that truly belong in your region.

What Makes Oregon Checkerbloom Special?

Oregon checkerbloom is a true native treasure, naturally occurring across a impressive range that spans from British Columbia down through California, and eastward into states like Idaho, Montana, Nevada, Utah, Washington, and Wyoming. Interestingly, it even pops up in New York! As a perennial herb, this plant returns year after year, making it a reliable addition to your garden that won’t require replanting.

What really sets this plant apart is its lovely display of pink to rose-colored flowers that bloom in tall, graceful spikes from summer into early fall. The blooms have a delicate, almost hollyhock-like appearance that adds a cottage garden charm wherever it’s planted.

Why Your Garden (and Local Wildlife) Will Love It

Here’s where Oregon checkerbloom really shines – it’s a pollinator magnet! Bees, butterflies, and other beneficial insects absolutely adore the nectar-rich flowers. If you’re trying to create a more wildlife-friendly landscape, this native beauty is an excellent choice that supports the local ecosystem.

The plant works wonderfully in several garden settings:

  • Native plant gardens where it can mingle with other regional species
  • Wildflower meadows for a naturalized look
  • Cottage gardens where its informal charm fits right in
  • Border plantings where it adds height and color

Growing Oregon Checkerbloom Successfully

One of the best things about Oregon checkerbloom is how easygoing it is once you understand its preferences. This adaptable native thrives in USDA hardiness zones 4 through 9, making it suitable for a wide range of climates.

Ideal Growing Conditions

Oregon checkerbloom is refreshingly flexible when it comes to growing conditions:

  • Light: Full sun to partial shade (though it tends to bloom best with at least 6 hours of sunlight)
  • Soil: Moist to moderately dry soils; it’s quite adaptable to different soil types
  • Water: Regular water during establishment, then surprisingly drought tolerant

Planting and Care Tips

Getting Oregon checkerbloom established in your garden is straightforward. Plant it in spring after the last frost, giving it enough space to reach its mature size. While specific height and width can vary depending on growing conditions, most gardeners find it makes an excellent mid-border plant.

Once established, this native perennial is refreshingly low-maintenance. It’s drought tolerant, which means less watering for you and a more sustainable garden overall. Don’t be surprised if it self-seeds – many gardeners consider this a bonus feature rather than a problem, as it helps create natural drifts of color.

The Bottom Line

Oregon checkerbloom might not be the showiest plant at the garden center, but it’s exactly the kind of reliable, beautiful, and ecologically valuable perennial that makes gardens both gorgeous and meaningful. Its native status means it’s perfectly suited to local conditions, its pollinator appeal supports wildlife, and its easy care requirements make it perfect for both novice and experienced gardeners.

If you’re in its native range and want to create a more sustainable, wildlife-friendly landscape, Oregon checkerbloom deserves serious consideration. It’s one of those plants that quietly does its job year after year, providing beauty for you and resources for local wildlife – and really, what more could you ask for in a garden plant?

Oregon Checkerbloom

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

Malvales

Family

Malvaceae Juss. - Mallow family

Genus

Sidalcea A. Gray - checkerbloom

Species

Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray - Oregon checkerbloom

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