North America Native Plant

Crispleaf Buckwheat

Botanical name: Eriogonum corymbosum var. corymbosum

USDA symbol: ERCOC9

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Eriogonum corymbosum Benth. var. divaricatum Torr. & A. Gray (ERCOD3)  âš˜  Eriogonum corymbosum Benth. var. erectum Reveal & Brotherson (ERCOE)  âš˜  Eriogonum corymbosum Benth. var. revealianum (S.L. Welsh) Reveal (ERCOR)  âš˜  Eriogonum divergens Small (ERDI13)  âš˜  Eriogonum effusum Nutt. ssp. durum S. Stokes (EREFD)  âš˜  Eriogonum effusum Nutt. ssp. salinum (A. Nelson) S. Stokes (EREFS)  âš˜  Eriogonum revealianum S.L. Welsh (ERRE9)  âš˜  Eriogonum salinum A. Nelson (ERSA16)   

Crispleaf Buckwheat: A Drought-Tolerant Native Gem for Western Gardens If you’re looking for a tough-as-nails native shrub that laughs in the face of drought while providing beautiful blooms for pollinators, meet crispleaf buckwheat (Eriogonum corymbosum var. corymbosum). This unassuming perennial shrub might just become your new favorite plant for low-water ...

Rare plant alert!

Region: Conservation status by state

Status: S5T3: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is 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. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Crispleaf Buckwheat: A Drought-Tolerant Native Gem for Western Gardens

If you’re looking for a tough-as-nails native shrub that laughs in the face of drought while providing beautiful blooms for pollinators, meet crispleaf buckwheat (Eriogonum corymbosum var. corymbosum). This unassuming perennial shrub might just become your new favorite plant for low-water landscapes.

What Makes Crispleaf Buckwheat Special?

Crispleaf buckwheat is a native treasure from the American Southwest, perfectly adapted to the challenging conditions of the Colorado Plateau and Great Basin regions. As a multi-stemmed woody shrub, it typically stays manageable in size, usually reaching less than 13-16 feet in height, though most garden specimens remain much more compact.

The plant gets its common name from its distinctive foliage – gray-green leaves with attractively crisp, wavy margins that add textural interest to the garden year-round. But the real show happens in late summer and fall when clusters of small, cream to white (sometimes pink-tinged) flowers create a cloud-like display that pollinators absolutely adore.

Where Does It Grow Naturally?

This native beauty calls Arizona, Colorado, Utah, and Wyoming home, thriving in the challenging conditions of the intermountain West. It’s perfectly suited to the alkaline soils and extreme temperature swings common in these regions.

Why Plant Crispleaf Buckwheat in Your Garden?

There are plenty of compelling reasons to consider this native shrub:

  • Drought tolerance: Once established, it thrives with minimal water
  • Pollinator magnet: Late-season blooms provide crucial nectar when many other plants have finished flowering
  • Low maintenance: Requires minimal care once established
  • Year-round interest: Attractive foliage provides structure even when not in bloom
  • Native plant benefits: Supports local ecosystems and wildlife

Perfect Garden Settings

Crispleaf buckwheat shines in several garden types:

  • Xeriscaping and drought-tolerant landscapes
  • Rock gardens and alpine-style plantings
  • Native plant gardens
  • Wildlife and pollinator gardens
  • Natural or informal landscape designs

Growing Conditions and Care

This shrub is refreshingly easy to please, especially if you can mimic its natural habitat:

  • Sunlight: Full sun is best
  • Soil: Well-draining soil is crucial; prefers poor to average, alkaline conditions
  • Water: Drought tolerant once established; avoid overwatering
  • Hardiness: Thrives in USDA zones 4-8

Planting and Care Tips

Getting your crispleaf buckwheat off to a good start is straightforward:

  • Plant in spring after the last frost
  • Choose a sunny location with excellent drainage
  • Water regularly during the first growing season to establish roots
  • Once established, water sparingly – this plant actually prefers neglect over attention
  • Minimal pruning needed; just remove dead or damaged branches
  • Avoid fertilizing – rich soils can actually weaken the plant

Important Conservation Note

Before you rush out to plant this beauty, there’s something important to consider. Crispleaf buckwheat has a conservation status that suggests some populations may be of concern. If you decide to add this plant to your garden, make sure to source it responsibly from reputable native plant nurseries that propagate their own stock rather than wild-collecting.

The Bottom Line

Crispleaf buckwheat is an excellent choice for gardeners in the western United States who want to create beautiful, water-wise landscapes that support native wildlife. Its combination of drought tolerance, pollinator appeal, and low-maintenance nature makes it a smart addition to the right garden. Just remember to source your plants responsibly, and you’ll have a native gem that will thrive for years to come while doing its part to support local ecosystems.

Whether you’re creating a full xerscape or just looking for that perfect drought-tolerant shrub to anchor a sunny corner, crispleaf buckwheat might just be the reliable, beautiful native you’ve been searching for.

Crispleaf 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 corymbosum Benth. - crispleaf buckwheat

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