North America Native Plant

Parsnipflower Buckwheat

Botanical name: Eriogonum heracleoides var. angustifolium

USDA symbol: ERHEA2

Life cycle: perennial

Habit: subshrub

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Eriogonum angustifolium Nutt. (ERAN10)   

Parsnipflower Buckwheat: A Pacific Northwest Native Worth Growing If you’re looking for a low-maintenance native plant that delivers both beauty and ecological benefits, parsnipflower buckwheat (Eriogonum heracleoides var. angustifolium) might just be your new garden favorite. This unassuming perennial packs a surprising punch with its delicate flowers and rock-solid reliability. ...

Parsnipflower Buckwheat: A Pacific Northwest Native Worth Growing

If you’re looking for a low-maintenance native plant that delivers both beauty and ecological benefits, parsnipflower buckwheat (Eriogonum heracleoides var. angustifolium) might just be your new garden favorite. This unassuming perennial packs a surprising punch with its delicate flowers and rock-solid reliability.

What is Parsnipflower Buckwheat?

Parsnipflower buckwheat is a herbaceous perennial forb native to the Pacific Northwest. Don’t let the buckwheat name fool you – this isn’t the grain you’re thinking of! It belongs to the diverse Eriogonum genus, known for their clustered flowers and adaptability to challenging growing conditions. You might also see it listed under its synonym Eriogonum angustifolium Nutt. in older references.

Where Does It Call Home?

This hardy native has made itself at home across British Columbia, Idaho, Oregon, and Washington. Its natural range spans both Canadian and U.S. territories, making it a true cross-border success story in the plant world.

Why Your Garden (and Local Wildlife) Will Love It

Parsnipflower buckwheat brings several compelling reasons to earn a spot in your landscape:

  • Pollinator magnet: The dense clusters of small, creamy-white flowers are irresistible to bees, butterflies, and other beneficial insects
  • Low maintenance: Once established, this tough native requires minimal care and attention
  • Drought tolerant: Perfect for water-wise gardening and areas with summer dry spells
  • Compact growth: Its neat, contained habit makes it suitable for smaller spaces
  • Extended bloom period: Flowers typically appear from late spring through summer

Perfect Garden Roles

This versatile native shines in several garden settings:

  • Rock gardens: Its drought tolerance and compact size make it ideal for rocky, well-drained spots
  • Native plant gardens: A natural choice for authentic Pacific Northwest plantings
  • Pollinator gardens: Essential for supporting local bee and butterfly populations
  • Ground cover: Great for naturalizing areas where you want low-maintenance coverage
  • Wildflower meadows: Adds delicate texture and important ecological value

Growing Conditions That Make It Happy

Parsnipflower buckwheat is refreshingly undemanding, but it does have some preferences:

  • Sunlight: Thrives in full sun locations
  • Soil: Well-drained soils are absolutely essential – this plant despises wet feet
  • Water: Drought tolerant once established, minimal supplemental watering needed
  • Climate: Hardy in USDA zones 4-8, perfect for the Pacific Northwest’s climate patterns

Planting and Care Tips

Getting parsnipflower buckwheat established is straightforward:

  • Timing: Plant in spring after the last frost or in early fall
  • Soil prep: Ensure excellent drainage – amend heavy clay soils with gravel or coarse sand if needed
  • Spacing: Allow adequate space for the mature size and air circulation
  • Watering: Water regularly the first season to establish roots, then reduce watering significantly
  • Maintenance: Minimal care required – just deadhead spent flowers if desired and divide clumps every few years if they become overcrowded

The Bottom Line

Parsnipflower buckwheat represents everything we love about native plants: beauty, resilience, and ecological value rolled into one easy-care package. Whether you’re creating a pollinator haven, establishing a drought-tolerant landscape, or simply want a reliable native that won’t demand constant attention, this Pacific Northwest gem delivers on all fronts. Your local bees will thank you, your water bill will thank you, and your garden will look fantastic with minimal effort on your part.

Parsnipflower Buckwheat

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

Polygonales

Family

Polygonaceae Juss. - Buckwheat family

Genus

Eriogonum Michx. - buckwheat

Species

Eriogonum heracleoides Nutt. - parsnipflower buckwheat

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