North America Native Plant

Idaho Balsamroot

Botanical name: Balsamorhiza hookeri var. idahoensis

USDA symbol: BAHOI

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Balsamorhiza macrophylla Nutt. var. idahoensis Sharp (BAMAI)   

Idaho Balsamroot: A Spectacular Native Wildflower for Western Gardens If you’re looking for a show-stopping native wildflower that can handle tough conditions while feeding local pollinators, let me introduce you to Idaho balsamroot (Balsamorhiza hookeri var. idahoensis). This perennial powerhouse is like the golden retriever of the plant world – ...

Rare plant alert!

Region: Conservation status by state

Status: S5T3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is 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. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Idaho Balsamroot: A Spectacular Native Wildflower for Western Gardens

If you’re looking for a show-stopping native wildflower that can handle tough conditions while feeding local pollinators, let me introduce you to Idaho balsamroot (Balsamorhiza hookeri var. idahoensis). This perennial powerhouse is like the golden retriever of the plant world – reliable, beautiful, and everybody loves it!

What Makes Idaho Balsamroot Special

Idaho balsamroot is a true native of the American West, naturally occurring in Idaho and Oregon. As a perennial plant, it’s in it for the long haul, coming back year after year to brighten your garden with its spectacular spring display.

This variety is also known by the synonym Balsamorhiza macrophylla Nutt. var. idahoensis Sharp, but let’s stick with the friendlier common name – it’s much easier to remember!

Why Your Garden (and Local Wildlife) Will Love It

Picture this: clusters of bright yellow, sunflower-like blooms that can reach 3-4 inches across, sitting atop sturdy stems and surrounded by large, silvery-green leaves. Idaho balsamroot puts on quite the show from late spring to early summer, creating a dramatic focal point wherever you plant it.

But the real magic happens when the pollinators arrive. Bees, butterflies, and other beneficial insects flock to these golden beauties, making your garden a buzzing hub of activity. It’s like hosting the best garden party of the season!

Perfect Garden Situations

Idaho balsamroot shines in several garden settings:

  • Drought-tolerant and xeric gardens
  • Native plant landscapes
  • Wildflower meadows
  • Naturalistic borders
  • Wildlife-friendly gardens

This tough cookie thrives in USDA hardiness zones 4-8, making it suitable for a wide range of climates across the western United States.

Growing Idaho Balsamroot Successfully

The good news? Idaho balsamroot is surprisingly low-maintenance once you understand its needs. Here’s how to keep it happy:

Location and Soil: Choose a spot with full sun and well-draining soil. This plant absolutely despises wet feet, so avoid heavy clay or areas that stay soggy. Think mountain meadow rather than bog garden.

Planting Tips: Fall is the ideal time to plant, giving the roots time to establish before the growing season. If you’re starting from seed, be patient – it may take 2-3 years before you see those spectacular blooms.

Watering: Once established, Idaho balsamroot is remarkably drought-tolerant. Water regularly the first year, then gradually reduce as the plant settles in. Mature plants typically need little to no supplemental water.

Maintenance: This is where Idaho balsamroot really earns its keep – it needs virtually no maintenance! Simply cut back old flower stems after blooming if you prefer a tidier look, though many gardeners leave them for winter interest.

A Few Things to Consider

While Idaho balsamroot is generally wonderful, there are a couple of things to keep in mind. It can take a while to establish and reach full size, so don’t expect instant gratification. Also, like many drought-adapted plants, it may go dormant during hot, dry summers, which is completely normal.

The conservation status of this variety is currently listed as S5T3?, indicating some uncertainty about its exact status, but it’s not considered rare or threatened.

The Bottom Line

Idaho balsamroot is an excellent choice for gardeners who want to support native ecosystems while creating a stunning display. It’s perfect for those challenging spots where other plants might struggle, and once established, it’ll reward you with years of golden blooms and happy pollinators. Plus, you’ll have the satisfaction of knowing you’re growing a true piece of western American heritage right in your own backyard!

Idaho Balsamroot

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Balsamorhiza Nutt. - balsamroot

Species

Balsamorhiza hookeri (Hook.) Nutt. - Hooker's balsamroot

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