No images found for this plant ID: 13210.

Ensure images are uploaded to the Media Library and tagged with "13210" in the "plant_image_tag" taxonomy.

Safe for Children?

Safe for Dogs?

Safe for Cats?

Safe for Reptiles?

yellow nutsedge

Scientific Name: Cyperus esculentus

Family: Cyperaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names:

       

Yellow Nutsedge (Cyperus esculentus)

Yellow nutsedge, also known as chufa sedge, nut grass, yellow nutgrass, tiger nut sedge, earth almond, chufa flatsedge, or rush nut, is a common perennial member of the sedge family (Cyperaceae) often found in lawns and gardens.

Considerations for Pets

  • Yellow nutsedge is grass-like in appearance with narrow, grass-like leaves.
  • It grows from an extensive system of rhizomes, tubers, and roots.

Considerations for Children

  • Yellow nutsedge is also known as Earth almond.
  • It grows from an extensive system of rhizomes, tubers, and roots.

Taxonomy and Nomenclature

  • Scientific Name: Cyperus esculentus L.
  • Family: Cyperaceae (Sedge family)
  • Common Names: Chufa sedge, nut grass, yellow nutgrass, tiger nut sedge, earth almond, chufa flatsedge, rush nut.
  • Synonyms: CYPES, souchet comestible, Chufa, Earth almond, Ground almond, Northern nut-grass.
  • Subordinate Taxa: Cyperus esculentus var. esculentus L.

Distribution and Habitat

  • Yellow nutsedge is native to North America and Eurasia.
  • It is found worldwide in warm and temperate zones, including throughout the United States.
  • It thrives in moist, poorly drained soils and wet years.

Ecological Role

  • Yellow nutsedge is considered one of the world's worst weeds and a major weed of vegetable and row crops.
  • It is an aggressive and difficult-to-control weed that can spread rapidly.
  • It is listed as a noxious weed in many places.

Morphological Characteristics

  • Yellow nutsedge is an erect, grass-like perennial.
  • It has shiny, yellowish-green, waxy leaves.
  • Stems are triangular and grow from 6 to 32 inches tall.
  • It grows upright to form dense clumps.
  • It has parallel leaf veination.
  • It has an extensive system of rhizomes, tubers (incorrectly called "nuts" or "nutlets"), and roots.

Quirky Facts

  • Yellow nutsedge tubers have been known to grow into potato tubers in some areas.
  • The tubers are edible and can be eaten raw or cooked.
  • Yellow nutsedge was cultivated in ancient Egypt for its tubers.
  • One growing season can result in a 3000-fold increase in reproductive potential.

Interactions with Other Organisms

  • Yellow nutsedge can be affected by the indigenous rust fungus Puccinia canaliculata.

Resources and Further Information

  • Purdue Turfgrass Science: www.agry.purdue.edu/turf