North America Native Plant

Yavapai County Buckwheat

Botanical name: Eriogonum ericifolium var. ericifolium

USDA symbol: ERERE2

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Eriogonum mearnsii Parry (ERME9)   

Yavapai County Buckwheat: A Rare Arizona Native Worth Protecting in Your Garden If you’re looking for a truly special addition to your desert garden, let me introduce you to Yavapai County buckwheat (Eriogonum ericifolium var. ericifolium). This little-known Arizona native might not win any popularity contests, but it’s got character, ...

Rare plant alert!

Region: Conservation status by state

Status: S3T2: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is 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 ⚘

Yavapai County Buckwheat: A Rare Arizona Native Worth Protecting in Your Garden

If you’re looking for a truly special addition to your desert garden, let me introduce you to Yavapai County buckwheat (Eriogonum ericifolium var. ericifolium). This little-known Arizona native might not win any popularity contests, but it’s got character, charm, and an important conservation story that makes it worth considering for your landscape.

What Makes This Plant Special

Yavapai County buckwheat is a perennial forb herb that stays relatively low to the ground, making it perfect for those tricky spots where you need something drought-tolerant but visually interesting. Don’t let the buckwheat name fool you – this isn’t related to the breakfast grain! It’s actually part of the diverse Eriogonum family, known for their clusters of tiny flowers that pollinators absolutely adore.

This particular variety produces delicate white to pinkish flower clusters that create a soft, almost cloud-like appearance when in bloom. The flowers sit atop slender stems, creating a delicate contrast against the plant’s more substantial basal foliage.

Where It Calls Home

This buckwheat is a true Arizona original, found naturally only in the state of Arizona. It’s what botanists call endemic – meaning it exists nowhere else on Earth naturally. Pretty cool to think you could be growing something that represents a unique piece of Arizona’s natural heritage!

A Word of Caution: Rarity Matters

Here’s where things get serious for a moment. Yavapai County buckwheat has a Global Conservation Status of S3T2, which means it’s considered uncommon to rare in the wild. This isn’t just a number – it’s a reminder that this plant needs our help to survive.

If you decide to grow this plant, please only purchase from reputable native plant nurseries that propagate their own stock. Never collect seeds or plants from wild populations, as this could harm the already vulnerable natural communities where this species grows.

Why Grow Yavapai County Buckwheat?

Despite its rarity (or perhaps because of it), there are several compelling reasons to consider this plant:

  • Conservation impact: Growing rare natives helps preserve genetic diversity and supports conservation efforts
  • Pollinator magnet: The flowers attract native bees, butterflies, and other beneficial insects
  • Water-wise gardening: Once established, it’s extremely drought tolerant
  • Unique beauty: You’ll have something truly special that few other gardeners can claim
  • Low maintenance: Perfect for busy gardeners who want beauty without fuss

Growing Conditions and Care

The good news is that Yavapai County buckwheat isn’t particularly fussy – it just has specific needs that, once met, make it a fairly easy-going plant.

Ideal Growing Conditions:

  • Sunlight: Full sun is essential
  • Soil: Well-draining soil is absolutely critical – this plant will not tolerate wet feet
  • Water: Drought tolerant once established; water sparingly
  • Climate: Thrives in USDA hardiness zones 7-10

Planting and Care Tips

Success with Yavapai County buckwheat comes down to one golden rule: drainage, drainage, drainage! Here’s how to set your plant up for success:

  • Soil preparation: Amend heavy clay soils with coarse sand, gravel, or pumice to improve drainage
  • Planting: Plant in spring or fall when temperatures are moderate
  • Watering: Water regularly the first year to establish roots, then reduce to occasional deep watering
  • Mulching: Use gravel mulch rather than organic mulch to prevent moisture retention around the crown
  • Pruning: Deadhead spent flowers to encourage continued blooming, but leave some for seed production

Perfect Garden Companions

Yavapai County buckwheat plays well with other drought-tolerant natives and fits beautifully into:

  • Rock gardens and xeriscapes
  • Native plant gardens
  • Desert-themed landscapes
  • Pollinator gardens
  • Low-water residential landscapes

The Bottom Line

Yavapai County buckwheat might be rare, but that rarity comes with responsibility rather than impossibility. If you can source it ethically and provide the well-drained conditions it craves, you’ll be rewarded with a unique, low-maintenance plant that supports local wildlife while contributing to conservation efforts.

Remember, growing rare natives isn’t just about having something unusual in your garden – it’s about being part of a larger conservation story. Every responsibly grown Yavapai County buckwheat represents hope for preserving Arizona’s unique botanical heritage for future generations.

So, are you ready to add a little rarity and a lot of purpose to your garden? Your local pollinators (and the future of Arizona’s native flora) will thank you!

Yavapai County 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 ericifolium Torr. & A. Gray - Yavapai County buckwheat

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