North America Native Plant

Bristly Stickseed

Botanical name: Hackelia setosa

USDA symbol: HASE

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Bristly Stickseed: A Hidden Gem for Western Native Plant Gardens If you’re looking to add some authentic western wildflower charm to your garden, let me introduce you to bristly stickseed (Hackelia setosa). This unassuming little perennial might not win any beauty contests, but it’s got character – and it’s doing ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: 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 ⚘

Bristly Stickseed: A Hidden Gem for Western Native Plant Gardens

If you’re looking to add some authentic western wildflower charm to your garden, let me introduce you to bristly stickseed (Hackelia setosa). This unassuming little perennial might not win any beauty contests, but it’s got character – and it’s doing important work supporting local ecosystems in California and Oregon.

What Is Bristly Stickseed?

Bristly stickseed is a native perennial forb – that’s garden-speak for a non-woody flowering plant that comes back year after year. As its name suggests, this plant is covered in bristly hairs that give it a somewhat rough, fuzzy appearance. Don’t let the stickseed part scare you off; while the seeds can be a bit clingy (they stick to clothing and animal fur for dispersal), the plant itself is well-behaved in the garden.

Where Does It Come From?

This little native is a true West Coast original, naturally occurring in California and Oregon. It’s perfectly adapted to the unique climate and growing conditions of the Pacific Coast region, making it an excellent choice for gardeners wanting to create authentic native landscapes.

Why Consider Growing Bristly Stickseed?

Here’s where things get interesting – and important. Bristly stickseed has a Global Conservation Status of S3S4, which suggests this species faces some conservation challenges. By choosing to grow this native plant in your garden, you’re not just adding to your landscape; you’re helping preserve a piece of our natural heritage.

Beyond its conservation value, bristly stickseed offers several benefits:

  • Supports native pollinators with its small blue flowers
  • Requires minimal care once established
  • Adds authentic wildflower character to native gardens
  • Helps create habitat for local wildlife

What Does It Look Like?

Bristly stickseed won’t overwhelm you with flashy blooms, but it has a quiet, natural beauty. The plant produces clusters of small blue flowers that appear delicate against the bristly, hairy foliage. It’s the kind of plant that rewards closer inspection – those tiny blue blooms are actually quite lovely when you take the time to really look.

Growing Bristly Stickseed Successfully

The good news? This native is relatively low-maintenance once you understand its needs. As a plant adapted to western conditions, it prefers well-draining soil and can handle both partial shade and full sun exposure. Give it moderate water – not too wet, not desert-dry.

Since it’s native to USDA hardiness zones 7-9 (based on its natural range), it should thrive in most areas of California and Oregon where temperatures don’t get too extreme.

Garden Design Ideas

Bristly stickseed shines in naturalistic settings where it can mingle with other native wildflowers. Consider it for:

  • Native plant gardens
  • Wildflower meadows
  • Pollinator gardens
  • Natural areas where you want authentic regional character

It’s not the star of the show, but rather a supporting player that adds depth and authenticity to your native landscape.

A Word About Conservation

Given its conservation status, if you decide to grow bristly stickseed, please source your plants or seeds responsibly. Look for reputable native plant nurseries or seed suppliers who can verify their stock comes from ethical, sustainable sources. Never collect plants or seeds from wild populations.

The Bottom Line

Bristly stickseed might not be the most glamorous plant in the native garden catalog, but it’s got something special – authenticity, ecological value, and the quiet satisfaction that comes from growing something truly local. If you’re gardening in California or Oregon and want to create genuine habitat while supporting conservation efforts, this little native deserves a spot in your landscape.

Remember, not every plant needs to be a showstopper. Sometimes the most valuable garden residents are the ones doing quiet, important work behind the scenes – and bristly stickseed fits that description perfectly.

Bristly 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 setosa (Piper) I.M. Johnst. - bristly stickseed

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