North America Native Plant

Mojave Pricklypoppy

Botanical name: Argemone corymbosa arenicola

USDA symbol: ARCOA

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Argemone corymbosa Greene var. arenicola (G.B. Ownbey) Shinners (ARCOA2)   

Mojave Pricklypoppy: A Spiny Desert Beauty Worth Growing If you’re looking for a stunning native plant that can handle the toughest desert conditions while supporting local pollinators, meet the Mojave pricklypoppy. This remarkable annual wildflower might sound intimidating with its prickly name, but don’t let that scare you away from ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4T2T3: 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 ⚘ 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. ⚘ 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 ⚘

Mojave Pricklypoppy: A Spiny Desert Beauty Worth Growing

If you’re looking for a stunning native plant that can handle the toughest desert conditions while supporting local pollinators, meet the Mojave pricklypoppy. This remarkable annual wildflower might sound intimidating with its prickly name, but don’t let that scare you away from one of the Southwest’s most eye-catching desert bloomers.

What is Mojave Pricklypoppy?

Mojave pricklypoppy (Argemone corymbosa arenicola) is a native annual forb that calls the deserts of Arizona and Utah home. As a member of the poppy family, this plant produces gorgeous papery white flowers with bright yellow centers that seem to glow against the harsh desert landscape. True to its name, the entire plant is armed with spines, giving it a distinctly architectural appearance that’s both beautiful and formidable.

Where Does It Grow Naturally?

This desert specialist is naturally found in Arizona and Utah, where it thrives in sandy washes, rocky slopes, and open desert flats. It’s perfectly adapted to the challenging conditions of the Mojave Desert region, making it a true regional native for gardeners in these areas.

Why Consider Growing Mojave Pricklypoppy?

There are several compelling reasons to include this spiny beauty in your landscape:

  • True native plant: Supporting local ecosystems by growing plants that evolved in your region
  • Extreme drought tolerance: Perfect for water-wise gardening and xeriscapes
  • Pollinator magnet: The flowers attract bees and other beneficial insects
  • Unique aesthetic: Adds architectural interest with its spiny, sculptural form
  • Low maintenance: Once established, it essentially takes care of itself

Important Conservation Note

Before you rush out to find seeds, there’s something important to know: Mojave pricklypoppy has a conservation status that suggests it may be somewhat uncommon in parts of its range. If you decide to grow this plant, please make sure you source seeds or plants from reputable native plant nurseries that practice ethical collection methods. Never collect seeds from wild populations.

Garden Design and Landscape Use

This plant shines in:

  • Desert gardens: A natural fit for authentic Sonoran or Mojave desert landscaping
  • Xeriscapes: Excellent for water-wise garden designs
  • Rock gardens: Thrives among rocks and gravel
  • Native plant gardens: Perfect for supporting local ecosystems
  • Wildlife gardens: Provides nectar for desert pollinators

Use it as a specimen plant where its unique form can be appreciated, or plant it in drifts for a more naturalistic look. Just remember to give it plenty of space and consider its spiny nature when placing it near pathways.

Growing Conditions and Care

Mojave pricklypoppy is surprisingly easy to grow if you can provide the right conditions:

Light and Soil Requirements

  • Light: Full sun is essential
  • Soil: Well-draining sandy or rocky soil
  • Drainage: Excellent drainage is critical – soggy soil will kill this plant
  • pH: Tolerates alkaline soils common in desert regions

Climate and Hardiness

This plant is best suited for USDA hardiness zones 8-10, where it can complete its annual life cycle. It’s adapted to hot, dry summers and mild winters typical of desert regions.

Planting and Care Tips

  • Seeding: Direct seed in fall for best results – the seeds need winter chilling
  • Watering: Water sparingly once established; overwatering is more harmful than drought
  • Fertilizing: No fertilizer needed – desert soils are naturally low in nutrients
  • Maintenance: Minimal care required once established
  • Safety: Always wear thick gloves when handling – those spines are sharp!

Is This Plant Right for Your Garden?

Mojave pricklypoppy is perfect for you if you:

  • Live in Arizona or Utah where it’s native
  • Want to create an authentic desert landscape
  • Practice water-wise gardening
  • Appreciate unique, architectural plants
  • Want to support native pollinators

However, this might not be the best choice if you:

  • Live outside its natural hardiness range
  • Prefer lush, tropical-looking gardens
  • Have small children who might encounter the spines
  • Want a plant that blooms for months (this is an annual)

The Bottom Line

Mojave pricklypoppy is a fantastic choice for desert gardeners who want to grow something truly native and special. Its stunning white flowers, unique spiny architecture, and valuable ecological benefits make it worth seeking out – just remember to source it responsibly. With minimal care and the right growing conditions, this desert native will reward you with a spectacular display that perfectly captures the wild beauty of the American Southwest.

Mojave Pricklypoppy

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Papaverales

Family

Papaveraceae Juss. - Poppy family

Genus

Argemone L. - pricklypoppy

Species

Argemone corymbosa Greene - Mojave pricklypoppy

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