Three-way Sedge
Dulichium arundinaceum
8
Modest
Native to Alabama. How scores work Is it native here?
Profile 71%
- Height
- About 2.6 feet
- Light
- Partial sun, Full sun
- Soil moisture
- High

At a glance
- Bloom
- Late summer
- Fruiting season
- Fall
Not yet recorded · Spread · Life cycle · Leaves
Recorded in 35 Alabama counties.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Alabama. Shared habitat, not food. 136 animals.
- OspreyPandion haliaetus
- Pileated WoodpeckerDryocopus pileatus
- Prothonotary WarblerProtonotaria citrea
- Purple FinchCarpodacus purpureus
- Red-bellied WoodpeckerMelanerpes carolinus
- Red-headed WoodpeckerMelanerpes erythrocephalus
- Red-shouldered HawkButeo lineatus
- Red-tailed HawkButeo jamaicensis
- Red-winged BlackbirdAgelaius phoeniceus
- Ring-necked DuckAythya collaris
- Ruby-crowned KingletRegulus calendula
- Ruby-throated HummingbirdArchilochus colubris
- Sharp-shinned HawkAccipiter striatus
- Song SparrowMelospiza melodia
- Swainson's WarblerLimnothlypis swainsonii
- Tree SwallowTachycineta bicolor
- Tufted TitmouseBaeolophus bicolor
- Turkey VultureCathartes aura
- White-throated SparrowZonotrichia albicollis
- Wild TurkeyMeleagris gallopavo
- Wood DuckAix sponsa
- Wood ThrushHylocichla mustelina
- Yellow-bellied SapsuckerSphyrapicus varius
- Yellow-billed CuckooCoccyzus americanus
Ecological relationships
Who uses this plant?
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Growing and identification
Plant details
- Family
- Cyperaceae
- Flower color
- Brown
- Growth rate
- Moderate
- Growth habit
- Spreads by rhizomes
- Foliage color
- Dark green
- Fruit begins
- Fall
- Fruit ends
- Fall
What its natural habitat tells you
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “Late summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Flower color · “Brown” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Foliage color · “Dark green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “Fall” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit ends · “Fall” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth habit · “Spreads by rhizomes” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth rate · “Moderate” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Height · “About 2.6 feet” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Light · “Partial sun (minimum requirement); Full sun (minimum requirement)” · Virginia DCR Piedmont · Virginia regional planting chart; sunlight is a minimum requirement, moisture is low/moderate/high
- Soil · “High” · Virginia DCR Piedmont · Virginia regional planting chart; sunlight is a minimum requirement, moisture is low/moderate/high
Also known as
Three Way Sedge
Conservation status
| Alabama rank | SNR |
|---|---|
| Global rank | G5 |
| AL status | Not verified |
| Federal status | Not verified |
In your garden
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Choose a county to begin.
Growing cautions
- Spreads by rhizomes. USDA PLANTS lists its growth form as rhizomatous. USDA PLANTS
For planning only; these do not change the score or Fit.
Sources
- Alabama Plant Atlas
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications

























