Native Plants

Prairie Spiderwort

Tradescantia occidentalis

USDA symbol: TROC

perennial forb

Canada: native
Lower 48 states: native

If you’re looking for a low-maintenance native wildflower that brings both beauty and ecological benefits to your garden, prairie spiderwort (Tradescantia occidentalis) might just be your new best friend. This charming perennial has been quietly gracing North American landscapes for centuries, and it’s ready to do the same for your ...

Prairie Spiderwort: A Delightful Native Wildflower for Your Garden

If you’re looking for a low-maintenance native wildflower that brings both beauty and ecological benefits to your garden, prairie spiderwort (Tradescantia occidentalis) might just be your new best friend. This charming perennial has been quietly gracing North American landscapes for centuries, and it’s ready to do the same for your backyard.

What Makes Prairie Spiderwort Special?

Prairie spiderwort is a true North American native, naturally occurring across a impressive range from Canada down through the Great Plains and into the southwestern United States. You’ll find this hardy perennial growing wild in states from Alberta and Manitoba in the north, all the way down to Texas and New Mexico in the south, with stops in between including Colorado, Kansas, Montana, Wyoming, and many others.

  • Species observed
  • No observations

As a perennial forb, prairie spiderwort comes back year after year without the woody stems of shrubs or trees. Instead, it produces clusters of grass-like foliage that serve as the perfect backdrop for its star attraction: delicate three-petaled flowers in shades of purple to blue that bloom from late spring through summer.

Why You’ll Love Growing Prairie Spiderwort

There are plenty of reasons to fall for this unpretentious wildflower:

  • Incredibly hardy: Thrives in USDA zones 3-9, handling everything from harsh prairie winters to hot summers
  • Drought tolerant: Once established, it needs minimal watering
  • Pollinator magnet: Bees, butterflies, and other native pollinators absolutely love the blooms
  • Low maintenance: This is definitely a plant it and forget it kind of flower
  • Adaptable: Works well in full sun to partial shade conditions

Perfect Spots for Prairie Spiderwort

Prairie spiderwort shines in several garden settings:

  • Native plant gardens and prairie restorations
  • Naturalized landscapes and meadow gardens
  • Xeriscaping and drought-tolerant gardens
  • Pollinator gardens and butterfly gardens
  • Ground cover in informal areas

One thing to keep in mind: prairie spiderwort is classified as an obligate upland plant in most regions, meaning it almost never occurs in wetlands. In the western regions, it’s considered facultative upland, which means it usually prefers non-wetland areas but can occasionally tolerate some moisture. Either way, this isn’t the plant for your rain garden or bog area.

Growing Prairie Spiderwort Successfully

The beauty of prairie spiderwort lies in its simplicity. Here’s how to grow it successfully:

Planting: Choose a spot with full sun to partial shade and well-drained soil. Prairie spiderwort isn’t picky about soil quality and can handle poor, rocky, or sandy conditions that might challenge other plants.

Watering: Water regularly during the first season to help establish roots, then back off. Mature plants are quite drought tolerant and prefer not to be pampered with too much water.

Maintenance: After the main blooming period, you can cut the plants back to encourage a second flush of flowers. The plant will also self-seed readily, so you might find new volunteers popping up in your garden – a delightful bonus!

Spacing: Give plants room to spread, as they can form small colonies over time through both seeds and spreading roots.

The Bottom Line

Prairie spiderwort is one of those wonderful native plants that gives you maximum reward for minimal effort. It brings authentic regional character to your landscape, supports local wildlife, and asks for very little in return. Whether you’re creating a prairie garden, adding to a pollinator border, or just want something beautiful and bulletproof for a sunny spot, prairie spiderwort delivers on all fronts.

Best of all, by choosing this native species, you’re supporting the broader ecosystem that evolved alongside it. Your local bees, butterflies, and other wildlife will thank you for choosing a plant that truly belongs in your region’s natural community.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" — matching plants to their ideal growing conditions, so they'll thrive with less care and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection can be if you don't have the right information. While tags on nursery plants list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. You might be surprised to learn that popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. The table below gives insight into the preferred growing conditions of this plant throughout its geographical distribution.

Region
Preferred Habitat

Arid West (AZ, CA, CO, ID, MT, NV, NM, OR, TX, UT, WA, WY)

Facultative Upland

Atlantic and Gulf Coastal Plain (AL, AR, DC, DE, FL, GA, IL, KY, LA, MD, MS, MO, NC, NJ, OK, PA, SC, TN, TX, VA)

Obligate Upland

Eastern Mountains and Piedmont (AL, AR, DC, DE, GA, IL, IN, KS, KY, MD, MO, NC, NJ, NY, OH, OK, PA, SC, TN, VA, WV)

Obligate Upland

Great Plains (CO, KS, MN, MT, NE, NM, ND, OK, SD, TX, WY)

Obligate Upland

Midwest (IL, IN, IA, KS, KY, MI, MN, MO, NE, ND, OK, OH, SD, WI)

Obligate Upland

Northcentral & Northeast ()

Obligate Upland

Western Mountains, Valleys, and Coast (AZ, CA, CO, ID, MT, NV, NM, OR, SD, UT, WA, WY)

Facultative Upland
Wetland Glossary
Obligate Wetland
Facultative Wetland
Facultative
Facultative Upland
Obligate Upland
Almost always occurs in wetlands
Usually occurs in wetlands but may occur in non-wetlands
Can occur in wetlands and non-wetlands
Usually occurs in non-wetlands but may occur in wetlands
Almost never occurs in wetlands

Classification

Group: Monocot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Monocotyledons
Subclass: Commelinidae
Order: Commelinales
Family: Commelinaceae Mirb. - Spiderwort family
Genus: Tradescantia L. - spiderwort

Species: Tradescantia occidentalis (Britton) Smyth - prairie spiderwort

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