Nutgrass or Yellow Nutsedge
Cyperus esculentus · Warm-season perennial sedge, C4
AI-generated identification · may be incorrect
Grass Category
Invasive/Weed
Hardiness Zones
USDA Zones 3-9, highly adaptable and persistent.
About This Grass
Upright, grass-like weed growing 1 to 3 feet tall with bright yellowish-green leaves and triangular stems.
Blade Characteristics
V-shaped cross-section with a pointed tip, glossy bright green blades, lacking ligules and auricles.
Growing Information
Growth Habit
Rhizomatous with underground tubers, spreading aggressively to form dense patches.
Sunlight & Water Needs
Thrives in full sun and wet, poorly drained soils, highly tolerant of damp conditions.
Mowing & Maintenance
Grows faster than turfgrass and sticks out after mowing; requires specialized sedge-killing herbicides rather than standard mowing.
Identified on 9/25/2026