North America Native Plant

Intermediate Balsamroot

Botanical name: Balsamorhiza careyana var. intermedia

USDA symbol: BACAI

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Intermediate Balsamroot: A Rare Oregon Native Worth Knowing If you’re looking for a truly unique addition to your Pacific Northwest garden, you might want to get acquainted with intermediate balsamroot (Balsamorhiza careyana var. intermedia). This native perennial represents a special piece of Oregon’s botanical heritage, though finding information—and plants—can be ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3T4: Status is uncertain but is somewhere between the following rankings: 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. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ Subspecies or varieties is apparently secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the region or more than 10,000 individuals ⚘

Intermediate Balsamroot: A Rare Oregon Native Worth Knowing

If you’re looking for a truly unique addition to your Pacific Northwest garden, you might want to get acquainted with intermediate balsamroot (Balsamorhiza careyana var. intermedia). This native perennial represents a special piece of Oregon’s botanical heritage, though finding information—and plants—can be quite the treasure hunt!

What Makes This Plant Special?

Intermediate balsamroot is a perennial native plant that calls Oregon home. As part of the lower 48 states’ native flora, this variety represents the incredible diversity found within the Balsamorhiza genus. While it shares genetic ties with other balsamroots, this particular variety has earned its own botanical designation, suggesting unique characteristics that set it apart from its cousins.

Where Does It Grow?

This native beauty is found exclusively in Oregon, making it a true regional specialty. For gardeners in the Pacific Northwest, particularly those in Oregon, this represents an opportunity to grow something that’s genuinely from here in the most literal sense.

The Reality of Growing Intermediate Balsamroot

Here’s where things get interesting (and a bit challenging): intermediate balsamroot is somewhat of a mystery plant in the gardening world. While we know it’s a native Oregon perennial, specific growing information for this particular variety is surprisingly scarce. This likely reflects both its specialized habitat requirements and its limited distribution.

What We Can Reasonably Expect

Based on its classification as a balsamroot variety, we can make some educated guesses about its preferences:

  • Likely prefers well-draining soils, as most balsamroots do
  • Probably drought-tolerant once established
  • May produce the characteristic bright yellow, sunflower-like blooms typical of the genus
  • Likely forms a taproot system that makes it quite permanent once established

Should You Try Growing It?

The honest answer is: it depends on your gardening philosophy and patience level. If you’re someone who loves rare native plants and doesn’t mind a bit of uncertainty, intermediate balsamroot could be an exciting challenge. However, you’ll need to:

  • Source plants or seeds responsibly from native plant nurseries
  • Be prepared to experiment with growing conditions
  • Accept that you might be pioneering its cultivation in garden settings

A More Practical Alternative

If you’re drawn to the idea of growing balsamroot but want something with more established growing guidelines, consider Carey’s balsamroot (Balsamorhiza careyana) or arrowleaf balsamroot (Balsamorhiza sagittata). These related species offer similar aesthetic appeal with much better-documented cultivation requirements.

The Bottom Line

Intermediate balsamroot represents the kind of botanical treasure that makes native plant gardening so fascinating. While growing it successfully might require some detective work and experimentation, it offers the unique opportunity to cultivate a truly local native that few gardeners will recognize. Just remember: with great rarity comes great responsibility to source plants ethically and grow them thoughtfully.

Whether you decide to take on the challenge of growing intermediate balsamroot or opt for one of its better-known relatives, you’ll be supporting native biodiversity and creating habitat for local wildlife. And really, isn’t that what native gardening is all about?

Intermediate 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 careyana A. Gray - Carey'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