North America Native Plant

Plateau Spiderwort

Botanical name: Tradescantia edwardsiana

USDA symbol: TRED

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Plateau Spiderwort: A Charming Texas Native for Your Garden Meet the plateau spiderwort (Tradescantia edwardsiana), a delightful little native that’s been quietly charming gardeners across Texas with its dainty purple-blue blooms and easy-going nature. If you’re looking for a low-maintenance perennial that actually belongs in your landscape, this unassuming beauty ...

Plateau Spiderwort: A Charming Texas Native for Your Garden

Meet the plateau spiderwort (Tradescantia edwardsiana), a delightful little native that’s been quietly charming gardeners across Texas with its dainty purple-blue blooms and easy-going nature. If you’re looking for a low-maintenance perennial that actually belongs in your landscape, this unassuming beauty might just be your new best friend.

What Makes Plateau Spiderwort Special?

This herbaceous perennial is a true Texan, native to the Edwards Plateau region of central Texas. As a forb – essentially a fancy term for a non-woody flowering plant – plateau spiderwort brings a delicate, wildflower charm to any garden space. Its three-petaled flowers create a lovely carpet of color from spring through early summer, while its grass-like foliage provides texture and movement in the garden.

Where Does It Grow?

Plateau spiderwort calls Texas home, specifically thriving in the state’s diverse landscapes. This native plant has adapted beautifully to the Lone Star State’s unique growing conditions.

Why Gardeners Love This Plant

There are plenty of reasons to fall for plateau spiderwort:

  • **Pollinator magnet**: Those cheerful blooms attract bees, butterflies, and other beneficial insects
  • **Drought tolerant**: Once established, it shrugs off dry spells like a true Texan
  • **Low maintenance**: Perfect for busy gardeners who want beauty without the fuss
  • **Native credentials**: Supporting local ecosystems while creating stunning landscapes
  • **Versatile growing conditions**: Happy in both wetlands and drier areas

Perfect Garden Situations

Plateau spiderwort fits beautifully into several garden styles:

  • Native plant gardens where it can mingle with other Texas natives
  • Xeriscape designs that celebrate water-wise gardening
  • Prairie-style plantings for a naturalized look
  • Rock gardens where its delicate texture provides contrast
  • Ground cover applications in informal settings

Growing Plateau Spiderwort Successfully

The good news? This plant is refreshingly easy to grow. Plateau spiderwort thrives in USDA hardiness zones 7-9, making it perfect for most of Texas and similar climates.

**Light requirements**: Full sun to partial shade – it’s quite adaptable!

**Soil needs**: Well-draining soil is key, though it can handle various soil types once established.

**Water requirements**: Moderate water needs, but becomes quite drought tolerant after the first year.

Planting and Care Tips

Getting started with plateau spiderwort is straightforward:

  • Plant in spring or fall for best establishment
  • Space plants about 12-18 inches apart
  • Water regularly during the first growing season
  • After that, occasional deep watering during extended dry periods
  • Deadhead spent flowers to encourage continued blooming
  • Cut back foliage in late winter to make room for new growth

A Few Things to Keep in Mind

While plateau spiderwort is generally well-behaved, it may self-seed in ideal conditions – which most gardeners consider a bonus rather than a problem! Its facultative wetland status means it’s equally happy in average garden conditions or slightly moister areas, giving you flexibility in placement.

The Bottom Line

Plateau spiderwort offers that perfect combination of beauty, ecological value, and low-maintenance charm that every gardener dreams about. Whether you’re creating a native plant haven or simply want a reliable perennial that supports local wildlife, this Texas treasure deserves a spot in your landscape. Plus, there’s something deeply satisfying about growing plants that have called your region home for centuries – it’s gardening with a sense of place and purpose.

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 work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags 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. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Atlantic and Gulf Coastal Plain

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Great Plains

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Plateau Spiderwort

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Commelinales

Family

Commelinaceae Mirb. - Spiderwort family

Genus

Tradescantia L. - spiderwort

Species

Tradescantia edwardsiana Tharp - plateau spiderwort

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