North America Native Plant

Broadfruit Horned Beaksedge

Botanical name: Rhynchospora careyana

USDA symbol: RHCA13

Life cycle: annual

Habit: grass

Native status: Native to the lower 48 states  

Broadfruit Horned Beaksedge: A Specialized Native Wetland Sedge Meet the broadfruit horned beaksedge (Rhynchospora careyana), a native sedge that’s definitely not your typical garden center find. This specialized wetland plant might not win any beauty contests, but it plays an important role in America’s natural wetland ecosystems. If you’re wondering ...

Broadfruit Horned Beaksedge: A Specialized Native Wetland Sedge

Meet the broadfruit horned beaksedge (Rhynchospora careyana), a native sedge that’s definitely not your typical garden center find. This specialized wetland plant might not win any beauty contests, but it plays an important role in America’s natural wetland ecosystems. If you’re wondering whether this unassuming sedge belongs in your garden, the answer depends entirely on what kind of garden you’re creating.

What Makes This Plant Special

The broadfruit horned beaksedge is a true American native, naturally occurring across seven southeastern states: Alabama, Delaware, Florida, Georgia, Louisiana, North Carolina, and South Carolina. As its name suggests, this plant belongs to the sedge family (Cyperaceae), making it a grass-like plant that’s actually more closely related to rushes than true grasses.

This sedge has earned the classification of Obligate Wetland across all regions where it grows, meaning you’ll almost always find it in wetland conditions. It’s the botanical equivalent of a fish – it simply can’t survive out of its watery element.

Should You Plant Broadfruit Horned Beaksedge?

You might want to consider it if:

  • You’re restoring a natural wetland area
  • You have a bog garden or constructed wetland
  • You’re working on a rain garden project
  • You want to support native plant communities
  • You appreciate subtle, natural landscaping over showy displays

Skip it if:

  • You have typical garden soil conditions
  • You’re looking for colorful flowers or dramatic foliage
  • You want low-maintenance plants
  • You don’t have consistently wet conditions

What to Expect

Don’t expect this sedge to be the star of your landscape show. Broadfruit horned beaksedge is best described as subtle and understated. It produces small, brownish flower clusters that won’t catch anyone’s eye from across the yard, but they serve their purpose in the ecosystem. The plant’s fine, grass-like texture can provide nice contrast in wetland plantings, creating a natural, meadow-like appearance.

As both an annual and perennial (meaning it can complete its lifecycle in one year or persist for multiple years depending on conditions), this sedge offers some flexibility in how it establishes in your wetland garden.

Growing Conditions and Care

Here’s where things get specific – and challenging. This plant is extremely particular about its growing conditions:

Moisture Requirements: Consistently wet to saturated soils are absolutely essential. This isn’t a plant that can handle moist soil – it needs genuinely wet conditions year-round.

Hardiness: Suitable for USDA zones 6-9, covering most of its native southeastern range.

Light: Adapts to full sun through partial shade, though it typically grows in open wetland areas.

Soil: Prefers organic, boggy soils typical of natural wetlands.

The Reality Check

Let’s be honest – broadfruit horned beaksedge isn’t for most gardeners. Unless you’re specifically creating or restoring wetland habitat, this specialized native will likely struggle or fail in typical garden conditions. It’s wind-pollinated, so it doesn’t offer significant benefits to bees and butterflies, and its subtle appearance means it won’t provide much visual impact.

However, for the right situation – particularly wetland restoration projects or specialized bog gardens – this native sedge can be a valuable component of an authentic southeastern wetland plant community.

The Bottom Line

Broadfruit horned beaksedge is a plant with a very specific purpose and place. If you’re working with naturally wet conditions or creating specialized wetland habitat, it can be a worthwhile addition to support native biodiversity. But if you’re looking for a garden plant in the traditional sense, you’ll probably want to look elsewhere. Sometimes the most important plants aren’t the prettiest ones – they’re the ones that keep our ecosystems functioning properly.

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

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Eastern Mountains and Piedmont

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Northcentral & Northeast

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Broadfruit Horned Beaksedge

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

Rhynchospora Vahl - beaksedge

Species

Rhynchospora careyana Fernald - broadfruit horned beaksedge

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