North America Native Plant

Grassleaf Barbara’s Buttons

Botanical name: Marshallia graminifolia var. graminifolia

USDA symbol: MAGRG3

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Marshallia laciniarioides Small (MALA4)  âš˜  Marshallia tenuifolia Raf. var. graminifolia (Walter) Gandhi & R.D. Thomas (MATEG)  âš˜  Marshallia williamsonii Small (MAWI4)   

Grassleaf Barbara’s Buttons: A Charming Native Wildflower for Your Garden If you’re looking for a delightful native wildflower that’s both beautiful and beneficial, let me introduce you to grassleaf Barbara’s buttons (Marshallia graminifolia var. graminifolia). This charming southeastern native might have an unusual name, but it’s a real gem for ...

Grassleaf Barbara’s Buttons: A Charming Native Wildflower for Your Garden

If you’re looking for a delightful native wildflower that’s both beautiful and beneficial, let me introduce you to grassleaf Barbara’s buttons (Marshallia graminifolia var. graminifolia). This charming southeastern native might have an unusual name, but it’s a real gem for gardeners who appreciate native plants and want to support local pollinators.

What Makes Grassleaf Barbara’s Buttons Special?

This perennial forb is a true native of the southeastern United States, naturally occurring in Georgia, North Carolina, and South Carolina. As a native species, it has evolved alongside local wildlife and pollinators, making it an excellent choice for gardeners who want to create habitat and support biodiversity in their landscapes.

The plant gets its whimsical common name from its distinctive button-like flower heads that sit atop slender stems. The grassleaf part of the name refers to its narrow, grass-like foliage that creates an elegant, fine-textured appearance in the garden.

Garden Appeal and Landscape Role

Grassleaf Barbara’s buttons brings a subtle but distinctive charm to any native garden or naturalized landscape. Its small, white to pale pink composite flowers create delicate button-shaped heads that add texture and interest without overwhelming other plants. The narrow, grass-like leaves provide a lovely contrast to broader-leafed companions.

This plant works beautifully in several garden settings:

  • Native plant gardens
  • Meadow or prairie-style landscapes
  • Cottage gardens with a naturalistic feel
  • Pollinator gardens
  • Mixed perennial borders

Pollinator and Wildlife Benefits

One of the best reasons to grow grassleaf Barbara’s buttons is its value to pollinators. The flowers attract butterflies, native bees, and other beneficial insects, making it a wonderful addition to any pollinator-friendly garden. As a native plant, it provides the specific resources that local wildlife has come to depend on over thousands of years.

Growing Conditions and Care

The good news for gardeners is that grassleaf Barbara’s buttons is relatively low-maintenance once established. Here’s what you need to know about its growing requirements:

Hardiness: This plant thrives in USDA zones 6-9, making it suitable for much of the southeastern and mid-Atlantic regions.

Sun and Soil: Grassleaf Barbara’s buttons prefers full sun to partial shade and well-drained soils. It’s quite tolerant of sandy soils, which makes sense given its native habitat in the Southeast.

Water Needs: Once established, this native is quite drought-tolerant, though it will appreciate regular water during extended dry periods.

Planting and Care Tips

Getting grassleaf Barbara’s buttons established in your garden is straightforward:

  • Plant in spring after the last frost date
  • Choose a location with good drainage to prevent root rot
  • Space plants appropriately to allow for air circulation
  • Water regularly during the first growing season to help establish roots
  • Once established, minimal care is needed
  • Deadhead spent flowers to encourage continued blooming, or leave them for seed production

Why Choose This Native Beauty?

Grassleaf Barbara’s buttons is an excellent choice for gardeners who want to:

  • Support native wildlife and pollinators
  • Grow plants adapted to local conditions
  • Add unique texture and form to their garden
  • Enjoy low-maintenance gardening
  • Create naturalistic landscapes

While this plant may not be as flashy as some garden favorites, its subtle beauty and ecological value make it a worthy addition to any native plant enthusiast’s garden. Plus, there’s something deeply satisfying about growing plants that truly belong in your local ecosystem.

If you’re in the southeastern United States and want to add a touch of native charm to your garden while supporting local pollinators, grassleaf Barbara’s buttons might just be the perfect choice for you. It’s proof that sometimes the most rewarding plants are the ones that have been quietly thriving in our landscapes long before we ever thought to cultivate them.

Grassleaf Barbara’s Buttons

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Marshallia Schreb. - Barbara's buttons

Species

Marshallia graminifolia (Walter) Small - grassleaf Barbara's buttons

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