Yellow nutsedge – Cyperus esculentus
Cyperus esculentus L.
Cyperaceae (Sedge family)
MI Status
Native
Life cycle
Rhizomatous perennial sedge.
Leaves
Yellowish green, shiny, grasslike leaves are long and narrow, and distinctly ridged along the midvein, and they narrow to a long, sharp point. Leaves are mostly basal and alternate, and they point outward from the stem in three directions.
Stems
Erect, solid, up to 3-foot-tall stems are triangular in cross-section. Plants spread by wiry, scaly rhizomes and nutlike tubers produced at the rhizome tips.
Flowers and fruit
The seedhead consists of numerous yellowish brown spikelets, which occur in a terminal, umbrellalike cluster. Under each seedhead is a whorl of several long, leaflike bracts. The seed is enclosed in a single-seeded, three-angled, yellowish brown fruit with a blunt end.
Reproduction
Tubers, rhizomes and, very rarely, seeds.




Other Documents in this Series
You Might Also Be Interested In
-
Smart lawn care to protect pollinators
Published on January 25, 2017
-
Smart Gardening: Smart lawn alternatives to protect pollinators
Published on April 5, 2016
-
Gardening for pollinators: Smart plants to support pollinators
Published on April 5, 2016
-
Smart gardening for kids: How to make your yard bee-friendly
Published on January 1, 2019
-
Raise the Mowing Height for Weed and Grub Defense
Published on December 21, 2023
-
Shady Lawn Alternatives
Published on May 12, 2016
Accessibility Questions:
For questions about accessibility and/or if you need additional accommodations for a specific document, please send an email to ANR Communications & Marketing at anrcommunications@anr.msu.edu.