North America Native Plant

Sagebrush Stickseed

Botanical name: Hackelia diffusa var. arida

USDA symbol: HADIA

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Hackelia arida (Piper) I.M. Johnst. (HAAR3)  âš˜  Lappula arida Piper (LAAR5)   

Sagebrush Stickseed: A Native Washington Wildflower Worth Discovering If you’re on the hunt for native Washington plants that fly under the radar, let me introduce you to sagebrush stickseed (Hackelia diffusa var. arida). This perennial wildflower might not be the flashiest plant in your garden center, but it’s got that ...

Sagebrush Stickseed: A Native Washington Wildflower Worth Discovering

If you’re on the hunt for native Washington plants that fly under the radar, let me introduce you to sagebrush stickseed (Hackelia diffusa var. arida). This perennial wildflower might not be the flashiest plant in your garden center, but it’s got that understated Pacific Northwest charm that makes native plant enthusiasts take notice.

What Exactly Is Sagebrush Stickseed?

Sagebrush stickseed is a native perennial forb – basically a fancy way of saying it’s an herbaceous flowering plant that comes back year after year without any woody stems to speak of. As part of the borage family, it shares DNA with some pretty interesting cousins, though this particular variety keeps things pretty low-key.

You might also see this plant listed under its former scientific names, including Hackelia arida or Lappula arida, if you’re digging through older botanical references.

Where Does It Call Home?

This native beauty is naturally found in Washington state, where it has adapted to local growing conditions over thousands of years. Being a true Pacific Northwest native means it’s already equipped to handle the regional climate patterns that make other plants throw tantrums.

The Honest Truth About Growing Sagebrush Stickseed

Here’s where I need to level with you – sagebrush stickseed is one of those native plants that hasn’t made it onto many gardening websites or into cultivation guides. This could mean a few things: it might be challenging to grow, difficult to source, or simply overlooked by the gardening world.

Should You Plant It?

As a native species, sagebrush stickseed theoretically offers several benefits:

  • Supports local ecosystem relationships that developed over millennia
  • Adapted to regional climate conditions
  • Requires no fertilizers or amendments once established
  • Provides authentic Pacific Northwest garden character

However, the lack of readily available growing information suggests this might be better left to specialized native plant gardens or restoration projects rather than typical home landscapes.

If You’re Determined to Try…

If you’re set on growing sagebrush stickseed, here’s what we do know:

  • It’s a perennial, so expect it to return each year
  • As a forb, it will remain herbaceous (no woody growth)
  • Being Washington-native suggests it can handle regional climate patterns
  • Contact local native plant societies or botanical gardens for sourcing advice

Your best bet is connecting with Washington native plant groups, university extension services, or specialized native nurseries who might have experience with this particular variety.

Alternative Native Options

If you’re drawn to the idea of native Washington forbs but want something with more established growing information, consider exploring other regional natives like wild ginger, inside-out flower, or various native asters. These offer similar ecosystem benefits with more gardener-friendly cultivation guides.

The Bottom Line

Sagebrush stickseed represents the fascinating diversity of Pacific Northwest flora, but it’s definitely in the advanced native gardener category. If you’re just starting your native plant journey, you might want to begin with better-documented species and work your way up to the botanical mysteries like this one.

Sometimes the most intriguing plants are the ones that keep their secrets – and sagebrush stickseed is definitely playing hard to get!

Sagebrush Stickseed

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

Lamiales

Family

Boraginaceae Juss. - Borage family

Genus

Hackelia Opiz - stickseed

Species

Hackelia diffusa (Lehm.) I.M. Johnst. - spreading stickseed

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