North America Native Plant

Arizona Dock

Botanical name: Rumex nematopodus

USDA symbol: RUNE4

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Arizona Dock: A Rare Native Gem for Southwestern Gardens Meet Arizona dock (Rumex nematopodus), a lesser-known native perennial that deserves more attention from gardeners passionate about supporting local ecosystems. While this plant might not be sitting on your local nursery’s bestseller shelf, it’s a fascinating addition to native plant gardens ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: 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 ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Arizona Dock: A Rare Native Gem for Southwestern Gardens

Meet Arizona dock (Rumex nematopodus), a lesser-known native perennial that deserves more attention from gardeners passionate about supporting local ecosystems. While this plant might not be sitting on your local nursery’s bestseller shelf, it’s a fascinating addition to native plant gardens in the Southwest.

What Makes Arizona Dock Special?

Arizona dock is a true southwestern native, calling Arizona and New Mexico home. As a member of the buckwheat family, this perennial forb brings authentic regional character to your landscape. Unlike its weedy cousins that have spread far and wide, Arizona dock has stayed put in its native territory—a testament to its specialized adaptation to local conditions.

What’s particularly noteworthy about this plant is its conservation status. With a Global Conservation Status of S3S4, Arizona dock is considered somewhat uncommon to uncommon in its range. This makes it a special find for native plant enthusiasts who want to grow something truly unique while supporting local biodiversity.

Growing Arizona Dock: The Practical Side

Here’s where things get a bit challenging—Arizona dock isn’t your typical garden center find. Information about its specific growing requirements is limited, which reflects both its rarity and its specialized nature. However, we can make some educated guesses based on its native habitat:

  • Likely thrives in USDA hardiness zones 7-10
  • Probably prefers well-draining soils typical of southwestern landscapes
  • As a native to arid regions, it’s likely drought-tolerant once established
  • Being a forb, it grows as a herbaceous perennial without woody stems

Why Consider Arizona Dock for Your Garden?

Despite the limited cultivation information, there are compelling reasons to seek out this native beauty:

  • True native status: Supporting genuine local flora helps maintain regional ecological integrity
  • Rarity value: Growing uncommon natives helps preserve genetic diversity
  • Pollinator potential: Like other Rumex species, it likely provides nectar and pollen for local insects
  • Low maintenance: Native plants typically require less water and care once established

The Responsible Approach

Given Arizona dock’s uncommon status, responsible sourcing is crucial. If you’re interested in growing this plant:

  • Look for reputable native plant nurseries that propagate from ethically collected seed
  • Never collect plants or seeds from wild populations
  • Consider joining native plant societies in Arizona or New Mexico for sourcing advice
  • Be patient—rare plants often require special ordering and longer wait times

Best Garden Settings

Arizona dock would be most at home in:

  • Native plant gardens focusing on southwestern species
  • Xeriscapes and drought-tolerant landscapes
  • Wildlife gardens designed to support local pollinators
  • Educational or demonstration gardens showcasing rare regional plants

The Bottom Line

Arizona dock represents something special in the native plant world—an authentic regional species that hasn’t been widely cultivated or studied. While this means less hand-holding for gardeners, it also means you’d be growing something genuinely unique and ecologically valuable.

If you’re the adventurous type who enjoys growing plants with stories to tell, and you have access to responsibly sourced Arizona dock, it could be a wonderful addition to your southwestern native garden. Just remember that with rare plants comes responsibility—both in sourcing and in helping preserve these special species for future generations.

Sometimes the most rewarding garden plants are the ones that make you work a little harder to understand and appreciate them. Arizona dock might just be one of those rewarding challenges.

Arizona Dock

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

Rumex L. - dock

Species

Rumex nematopodus Rech. f. - Arizona dock

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