North America Native Plant

Bashful Bulrush

Botanical name: Trichophorum planifolium

USDA symbol: TRPL6

Life cycle: perennial

Habit: grass

Native status: Native to Canada ⚘ Native to the lower 48 states  

Synonyms: Baeothryon verecundum (Fernald) Á. Löve & D. Löve (BAVE8)  ⚘  Scirpus planifolius Muhl., non Grimm, nom. illeg. (SCPL2)  ⚘  Scirpus verecundus Fernald (SCVE)  ⚘  Trichophorum verecundum (Fernald) Mohlenbr. (TRVE9)   

Bashful Bulrush: A Rare Native Gem for Specialized Gardens Meet the bashful bulrush (Trichophorum planifolium), a modest little native sedge that lives up to its shy common name. This unassuming perennial grass-like plant might not win any beauty contests, but it plays an important role in North America’s wetland ecosystems ...

Rare plant alert!

Region: Arkansas

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Bashful Bulrush: A Rare Native Gem for Specialized Gardens

Meet the bashful bulrush (Trichophorum planifolium), a modest little native sedge that lives up to its shy common name. This unassuming perennial grass-like plant might not win any beauty contests, but it plays an important role in North America’s wetland ecosystems and deserves consideration for the right type of garden.

What Makes Bashful Bulrush Special?

Don’t let the name fool you – bashful bulrush isn’t actually a true bulrush, but rather a member of the sedge family. This native perennial forms small clumps of narrow, grass-like leaves topped with tiny, inconspicuous brownish flower clusters. While it may seem unremarkable at first glance, this plant is a true North American native with a fascinating ecological story.

You might also encounter this plant listed under its former scientific names, including Scirpus verecundus or Trichophorum verecundum, as botanical classifications have evolved over time.

Where Does Bashful Bulrush Call Home?

This native sedge has a range spanning much of eastern North America, including parts of Canada (Ontario) and numerous states across the northeastern and mid-Atlantic United States. You’ll find it naturally occurring in Connecticut, Delaware, District of Columbia, Illinois, Kentucky, Maine, Maryland, Massachusetts, Missouri, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia, and West Virginia.

A Word of Caution: Rarity Matters

Before you get excited about adding bashful bulrush to your garden, there’s something important to know: this plant is considered critically imperiled (S1 status) in Arkansas, indicating it’s extremely rare in that state. While it may be more common in other parts of its range, this rarity status reminds us that bashful bulrush deserves our respect and protection.

If you’re interested in growing this native sedge, please ensure you source it responsibly from reputable native plant nurseries that propagate their own stock rather than wild-collecting.

Is Bashful Bulrush Right for Your Garden?

This isn’t a plant for everyone or every garden. Bashful bulrush thrives in very specific conditions that most traditional gardens can’t provide. Here’s what you need to know:

Perfect Growing Conditions:

  • Consistently moist to wet, acidic soils
  • Full sun to partial shade
  • Bog-like or wetland conditions
  • USDA hardiness zones 3-7

Ideal Garden Settings:

  • Bog gardens
  • Rain gardens with consistent moisture
  • Naturalistic wetland plantings
  • Native plant restoration projects

Growing and Caring for Bashful Bulrush

If you have the right conditions and can source this plant responsibly, bashful bulrush can be a wonderful addition to specialized native plantings. The key to success is replicating its natural wetland habitat:

Planting Tips:

  • Choose a consistently moist location that doesn’t dry out
  • Ensure soil is acidic (pH 5.0-6.5)
  • Plant in spring after frost danger has passed
  • Space plants about 6-12 inches apart for a naturalistic look

Care Requirements:

  • Maintain consistent moisture – never let the soil dry out completely
  • Minimal fertilization needed in appropriate soil conditions
  • Cut back dead foliage in late winter or early spring
  • Very low maintenance once established in proper conditions

Wildlife and Ecological Benefits

While bashful bulrush may not attract hordes of butterflies like some showier natives, it serves important ecological functions. As part of wetland plant communities, it helps with water filtration and erosion control. The seeds may provide food for some birds and small wildlife, though this sedge is primarily wind-pollinated rather than insect-pollinated.

The Bottom Line

Bashful bulrush is a plant for the specialist native gardener who has the right growing conditions and appreciates subtle, ecologically important species. It’s not the plant to choose if you’re looking for showy flowers or easy care in typical garden conditions. However, if you’re creating a bog garden, naturalistic wetland planting, or restoration project, and you can source it responsibly, this rare native deserves consideration.

Remember, growing rare native plants like bashful bulrush is both a privilege and a responsibility. By choosing responsibly propagated specimens and providing appropriate care, you’re helping preserve these important pieces of North America’s natural heritage for future generations.

Bashful Bulrush

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

Cyperales

Family

Cyperaceae Juss. - Sedge family

Genus

Trichophorum Pers. - bulrush

Species

Trichophorum planifolium (Spreng.) Palla - bashful bulrush

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