North America Native Plant

Texas Poppymallow

Botanical name: Callirhoe scabriuscula

USDA symbol: CASC4

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Texas Poppymallow: A Rare Gem Worth Protecting in Your Native Garden If you’re passionate about native plants and conservation, you may have heard whispers about the elusive Texas poppymallow. This remarkable little wildflower represents both the beauty and fragility of Texas’s natural heritage, making it a plant that deserves our ...

Rare plant alert!

Region: Texas

Status: S2: 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) ⚘ Endangered: In danger of extinction throughout all or a significant portion of its range. ⚘

Region: Texas

Texas Poppymallow: A Rare Gem Worth Protecting in Your Native Garden

If you’re passionate about native plants and conservation, you may have heard whispers about the elusive Texas poppymallow. This remarkable little wildflower represents both the beauty and fragility of Texas’s natural heritage, making it a plant that deserves our attention and careful stewardship.

What Makes Texas Poppymallow Special?

Texas poppymallow (Callirhoe scabriuscula) is a native annual forb that belongs exclusively to the Lone Star State. As a member of the mallow family, this herbaceous plant produces the characteristic cup-shaped flowers that make Callirhoe species so beloved by wildflower enthusiasts. The delicate pink to rose-colored blooms create a charming display that’s uniquely Texan.

Unlike its more common cousins like winecup (Callirhoe involucrata), Texas poppymallow has a much more restricted range and is found only in Texas.

A Plant in Peril: Understanding Its Conservation Status

Important Conservation Alert: Before we dive into growing tips, it’s crucial to understand that Texas poppymallow is classified as Endangered in Texas and has a Global Conservation Status of S2, meaning it’s imperiled due to extreme rarity. With typically only 6 to 20 occurrences remaining and few individuals in the wild, this plant is fighting for survival.

If you’re considering adding this species to your garden, please ensure you source seeds or plants only from reputable native plant nurseries that practice ethical collection methods and support conservation efforts.

Growing Texas Poppymallow: A Conservation Commitment

Growing Texas poppymallow isn’t just about adding another pretty flower to your garden—it’s about participating in conservation. Here’s what you need to know:

Ideal Growing Conditions

  • Sunlight: Full sun exposure
  • Soil: Well-draining soils; avoid heavy clay or waterlogged areas
  • Water: Drought-tolerant once established, typical of Texas natives
  • Climate: Best suited for USDA hardiness zones 8-9

Planting and Care Tips

  • As an annual, Texas poppymallow completes its life cycle in one growing season
  • Plant seeds in fall or early spring for best germination
  • Allow plants to go to seed to ensure natural reseeding
  • Minimal care required once established—these tough Texas natives know how to survive
  • Avoid over-watering, which can be detrimental to this drought-adapted species

Garden Design and Landscape Role

Texas poppymallow works best in specialized native plant gardens and conservation-focused landscapes. Consider it for:

  • Native plant preservation collections
  • Educational demonstration gardens
  • Specialized wildflower meadows
  • Conservation-minded residential landscapes

Due to its rarity, this isn’t a plant for mass plantings or casual wildflower mixes. Instead, treat it as the botanical treasure it is—give it a special spot where it can be appreciated and protected.

Supporting Pollinators and Wildlife

Like other members of the Callirhoe family, Texas poppymallow’s cup-shaped flowers attract native bees and butterflies. By growing this species, you’re providing nectar sources for pollinators while helping preserve genetic diversity of this imperiled plant.

Should You Plant Texas Poppymallow?

The answer depends on your commitment to conservation. If you’re passionate about preserving Texas’s native flora and can source plants responsibly, growing Texas poppymallow can be a meaningful way to participate in conservation efforts. However, this isn’t a plant for casual gardeners—it requires dedication to ethical sourcing and proper care.

For most gardeners interested in native Texas mallows, consider more common alternatives like winecup (Callirhoe involucrata) or poppy mallow (Callirhoe digitata), which offer similar beauty without conservation concerns.

The Bottom Line

Texas poppymallow represents both the incredible diversity of Texas’s native flora and the urgent need for plant conservation. If you choose to grow this rare beauty, you’re not just gardening—you’re participating in an important conservation effort. Handle with care, source responsibly, and help ensure that future generations can enjoy this uniquely Texan treasure.

Texas Poppymallow

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Malvales

Family

Malvaceae Juss. - Mallow family

Genus

Callirhoe Nutt. - poppymallow

Species

Callirhoe scabriuscula B.L. Rob. - Texas poppymallow

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