Centaurea diffusa

Commonly known as diffuse knapweed

Distribution Map

Map showing the spread of this weed across New Mexico counties

This weed can be found in the following counties of New Mexico:

  • Colfax
  • McKinley
  • Rio Arriba
  • San Juan
  • San Miguel
  • Sandoval
  • Santa Fe

Weed Classification

Noxious Weed Class Class B: Species are limited to portions of the state. In areas that are not infested weeds should be treated as Class A; in infested areas, containment and prevention of spread are the priority.
Weed Type forb
Found in rangeland
Duration annual or biennial
Juice not milky
Spines, Thorns, and Prickles fruit
Growth Habit at Maturity spreading
Leaf Arrangement alternate
Leaf Type not lobed,lobed
Presence of Leaf Tendils absent
Leaf Succulence not succulent
Stem Shape round
Flower Color pink-red,white-cream
Flower Symmetry symmetric

Image Gallery

Photo #1 of Centaurea diffusa Photo #2 of Centaurea diffusa Photo #3 of Centaurea diffusa