North America Native Plant

West Humboldt Buckwheat

Botanical name: Eriogonum anemophilum

USDA symbol: ERAN8

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Eriogonum ochrocephalum S. Watson ssp. anemophilum (Greene) S. Stokes (EROCA2)   

West Humboldt Buckwheat: A Rare Nevada Native Worth Growing Responsibly If you’re looking to add a touch of Nevada’s wild beauty to your garden, west Humboldt buckwheat (Eriogonum anemophilum) might just be the perfect choice. This charming perennial forb brings both ecological value and understated elegance to drought-tolerant landscapes, though ...

Rare plant alert!

Region: Conservation status by state

Status: S2S3: Status is uncertain but is somewhere between the following rankings: Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ 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 ⚘

West Humboldt Buckwheat: A Rare Nevada Native Worth Growing Responsibly

If you’re looking to add a touch of Nevada’s wild beauty to your garden, west Humboldt buckwheat (Eriogonum anemophilum) might just be the perfect choice. This charming perennial forb brings both ecological value and understated elegance to drought-tolerant landscapes, though its rarity means we need to approach cultivation with extra care and responsibility.

What Makes West Humboldt Buckwheat Special

West Humboldt buckwheat is a true Nevada native, found exclusively in the Silver State’s diverse landscapes. As a member of the buckwheat family, this perennial forb produces clusters of small, cream to white flowers that create a delicate, cloud-like appearance above its gray-green foliage. Unlike woody shrubs, this plant maintains a soft, herbaceous growth habit that adds texture without overwhelming smaller garden spaces.

The plant is also known by its synonym Eriogonum ochrocephalum ssp. anemophilum, reflecting its close relationship to other buckwheat species in the region.

Where It Grows Naturally

This buckwheat species calls Nevada home, where it has adapted to the state’s challenging high desert conditions. Its natural habitat includes rocky slopes and well-draining soils where few other plants can thrive.

Important Conservation Considerations

Here’s something every responsible gardener should know: west Humboldt buckwheat has a Global Conservation Status of S2S3, indicating it faces some level of conservation concern in the wild. This doesn’t mean you can’t grow it, but it does mean you should be thoughtful about how you source your plants.

If you decide to grow this species, please only purchase from reputable nurseries that propagate their stock responsibly rather than wild-collecting. Better yet, consider growing it from ethically sourced seeds to help expand the cultivated population of this rare beauty.

Why Gardeners Love This Plant

Despite its rarity in nature, west Humboldt buckwheat offers several compelling reasons to include it in your landscape:

  • Exceptional drought tolerance: Once established, this native requires minimal supplemental watering
  • Pollinator magnet: The flowers attract bees, butterflies, and other beneficial insects
  • Low maintenance: As a native species, it’s naturally adapted to local conditions
  • Unique aesthetic: The delicate flower clusters provide subtle beauty without being flashy
  • Conservation value: Growing rare natives helps preserve genetic diversity

Perfect Garden Settings

West Humboldt buckwheat shines in specific garden styles:

  • Native plant gardens celebrating Nevada’s natural heritage
  • Xeriscapes and water-wise landscapes
  • Rock gardens where its delicate texture contrasts beautifully with stone
  • Pollinator gardens focused on supporting local wildlife
  • Naturalized areas that mimic high desert ecosystems

Growing Conditions and Care

Success with west Humboldt buckwheat comes down to mimicking its natural habitat:

Sunlight: Full sun is essential – this plant evolved in Nevada’s bright, open landscapes

Soil: Well-draining soil is absolutely critical. Heavy clay or constantly moist conditions will likely lead to root rot. Sandy or rocky soils work best.

Water: Once established, this plant prefers dry conditions. Water regularly during the first growing season to help establishment, then reduce watering significantly. Overwatering is one of the quickest ways to lose this plant.

Hardiness: Suitable for USDA zones 5-8, making it adaptable to a range of climates with proper drainage

Planting and Long-term Care

Plant west Humboldt buckwheat in spring after the last frost, giving it plenty of time to establish before winter. Space plants appropriately to allow for air circulation, and consider adding gravel mulch around the base to improve drainage and reduce moisture retention.

Once established, this low-maintenance native requires little intervention. Avoid fertilizers, as natives typically prefer lean soils. Deadheading spent flowers can encourage additional blooms, though leaving some seed heads provides food for birds and allows for natural reseeding.

The Bottom Line

West Humboldt buckwheat offers gardeners a chance to grow something truly special – a rare Nevada native that supports local ecosystems while providing unique beauty with minimal resource inputs. Just remember to source your plants responsibly and give them the well-draining conditions they need to thrive. By growing this species thoughtfully, you’re not just adding to your garden’s diversity – you’re participating in the conservation of Nevada’s botanical heritage.

West Humboldt 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 anemophilum Greene - west Humboldt buckwheat

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