North America Native Plant

Pale Bugseed

Botanical name: Corispermum pallidum

USDA symbol: COPA39

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Pale Bugseed: A Vanishing Native Worth Knowing About If you’ve never heard of pale bugseed, you’re not alone. This unassuming little annual has become one of the Pacific Northwest’s most elusive native plants, earning it a spot on the botanical equivalent of the missing persons list. But don’t let its ...

Rare plant alert!

Region: Conservation status by state

Status: SH: Status is uncertain but is somewhere between the following rankings: Possibly Extinct: Known only from historical occurrences. Still some hope of rediscovery ⚘

Pale Bugseed: A Vanishing Native Worth Knowing About

If you’ve never heard of pale bugseed, you’re not alone. This unassuming little annual has become one of the Pacific Northwest’s most elusive native plants, earning it a spot on the botanical equivalent of the missing persons list. But don’t let its humble appearance fool you – there’s more to this story than meets the eye.

What is Pale Bugseed?

Pale bugseed (Corispermum pallidum) is a native annual forb that belongs to the goosefoot family. As a forb, it’s an herbaceous plant without woody stems – think of it as nature’s version of a seasonal pop-up shop. This little plant appears, does its thing, sets seed, and disappears until the next growing season.

True to its common name, pale bugseed has a rather understated appearance with narrow, pale green leaves and tiny, inconspicuous flowers that you’d need to look closely to appreciate. It’s not going to win any garden beauty contests, but it has a quiet charm all its own.

Where Does Pale Bugseed Come From?

This native plant calls the northwestern United States home, with historical records showing it once grew in Washington state. However, here’s where the story takes a concerning turn – pale bugseed hasn’t been seen in the wild for quite some time, earning it a global conservation status of SH, which means Possibly Extirpated. In plain English, scientists think it might be gone from its natural habitat, though they’re still holding out hope for rediscovery.

The Conservation Dilemma: Should You Grow It?

Here’s where things get complicated for us gardeners. While pale bugseed is undoubtedly a fascinating native plant with conservation value, its rarity status means we need to tread very carefully. If you’re passionate about growing this species, here are the critical considerations:

  • Source responsibly: Only obtain seeds or plants from verified conservation programs or botanical institutions
  • Contribute to conservation: Growing rare natives can help preserve genetic diversity, but only when done ethically
  • Document your efforts: Keep records of your growing success to contribute to botanical knowledge
  • Connect with experts: Reach out to native plant societies or botanical gardens for guidance

Growing Conditions and Care

If you do manage to source pale bugseed responsibly, here’s what this little survivor needs to thrive:

Preferred Growing Conditions

  • Soil: Sandy, well-drained soils that mimic its natural habitat
  • Sunlight: Full sun exposure
  • Water: Dry conditions once established – this isn’t a plant for your rain garden
  • USDA Zones: Likely hardy in zones 4-8, based on its native range

Planting and Care Tips

Growing pale bugseed requires a bit of patience and the right approach:

  • Timing: Direct seed in fall for best results, mimicking natural cycles
  • Soil preparation: Ensure excellent drainage – soggy soil is this plant’s nemesis
  • Watering: Water sparingly, if at all, once established
  • Maintenance: Allow plants to self-seed for potential future generations

Garden Role and Landscape Use

Pale bugseed isn’t your typical showstopper, but it can play a unique role in specialized garden settings:

  • Rock gardens: Perfect for well-drained, rocky areas
  • Xeric gardens: Excellent choice for drought-tolerant landscapes
  • Conservation gardens: Ideal for gardeners focused on preserving rare natives
  • Educational displays: Great conversation starter about plant conservation

Wildlife and Pollinator Benefits

While pale bugseed may not be a pollinator magnet (it’s actually wind-pollinated), it likely provides some wildlife benefits through seed production for small birds and other creatures. However, given its rarity, we don’t have extensive data on its ecological relationships.

The Bottom Line

Pale bugseed represents both an opportunity and a responsibility. While it’s not the easiest or most rewarding plant to grow from an aesthetic standpoint, it offers something perhaps more valuable – a chance to participate in conservation efforts for a potentially vanishing native species.

If you’re drawn to this rare plant, approach it with the respect and caution it deserves. Work with reputable sources, document your efforts, and consider it part of a larger commitment to preserving our native plant heritage. Sometimes the most important plants in our gardens aren’t the prettiest ones – they’re the ones that need our help the most.

Remember, every rare plant saved in cultivation is a genetic library preserved for the future. Pale bugseed may be small and unassuming, but its story is a powerful reminder of how much we still have to lose – and potentially save.

Pale Bugseed

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Chenopodiaceae Vent. - Goosefoot family

Genus

Corispermum L. - bugseed

Species

Corispermum pallidum Mosyakin - pale bugseed

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