North America Native Plant

Little Combseed

Botanical name: Pectocarya pusilla

USDA symbol: PEPU

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Little Combseed: A Tiny Native Treasure for Western Gardens If you’re looking for a showstopper that’ll wow the neighbors with massive blooms, little combseed (Pectocarya pusilla) probably isn’t your plant. But if you’re drawn to the subtle beauty of native wildflowers and want to support local ecosystems, this tiny annual ...

Little Combseed: A Tiny Native Treasure for Western Gardens

If you’re looking for a showstopper that’ll wow the neighbors with massive blooms, little combseed (Pectocarya pusilla) probably isn’t your plant. But if you’re drawn to the subtle beauty of native wildflowers and want to support local ecosystems, this tiny annual might just win your heart – even if you need to get down on your hands and knees to truly appreciate it!

What Exactly Is Little Combseed?

Little combseed is a petite annual forb native to the western United States. As a forb, it’s an herbaceous plant without woody stems – think of it as nature’s version of a delicate wildflower rather than a shrub or tree. This diminutive beauty typically grows just a few inches tall, making it one of those blink and you’ll miss it natives that plays an important role in its ecosystem despite its modest size.

Where Does It Call Home?

This native gem naturally occurs across California, Oregon, and Washington, thriving in the diverse landscapes of the American West. From coastal areas to inland valleys, little combseed has adapted to the Mediterranean-like climate that characterizes much of this region.

Should You Grow Little Combseed?

Here’s where things get interesting. Little combseed isn’t going to compete with roses for visual drama, but it brings some unique qualities to the table:

  • True native credibility: If you’re committed to authentic native gardening, this is as local as it gets for western gardeners
  • Pollinator magnet: Those tiny white flowers attract small native bees and beneficial insects that often get overlooked
  • Ultra-low maintenance: Once established, it pretty much takes care of itself
  • Pioneer spirit: Great for disturbed areas or spots where you want something tough and adaptable

The reality check: This isn’t a plant for formal gardens or dramatic focal points. Its flowers are small and white, and the overall plant has a rather weedy appearance that some gardeners might not appreciate.

Perfect Spots for Little Combseed

Little combseed shines in:

  • Native plant gardens and natural landscapes
  • Xeriscapes and drought-tolerant gardens
  • Meadow or prairie-style plantings
  • Areas you want to naturalize with minimal intervention
  • Wildlife habitat gardens focused on supporting native insects

Growing Conditions That Make It Happy

Little combseed is refreshingly undemanding. It thrives in:

  • Soil: Sandy, rocky, or well-draining soils (heavy clay? Not so much)
  • Sun: Full sun exposure
  • Water: Minimal once established – this is a true drought lover
  • Climate: USDA zones 8-10, perfect for Mediterranean-climate regions

Planting and Care Tips

Growing little combseed is surprisingly straightforward:

  • When to plant: Direct seed in fall for spring germination
  • Seeding: Scatter seeds over prepared soil and lightly rake in
  • Watering: Water gently until germination, then back off – overwatering is more likely to harm than help
  • Maintenance: Practically none! Let it self-seed for naturalized colonies
  • Harvesting: If you want to collect seeds, gather them when the characteristic comb-like seed structures are dry

The Bottom Line

Little combseed isn’t for every gardener or every garden. If you want instant gratification and bold visual impact, look elsewhere. But if you’re passionate about native plants, supporting local ecosystems, and appreciate the quiet beauty of plants that have called your region home for millennia, little combseed deserves a spot in your naturalized areas. Plus, there’s something deeply satisfying about growing a plant so perfectly adapted to your local conditions that it basically grows itself!

Just remember: sometimes the most important garden residents are the ones that work behind the scenes, supporting the web of life in ways we’re only beginning to understand.

Little Combseed

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

Pectocarya DC. ex Meisn. - combseed

Species

Pectocarya pusilla (A. DC.) A. Gray - little combseed

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