Kansas State University

  1. K-State home
  2. »Horticulture and Natural Resources
  3. »Turf and Landscape Information
  4. »Publications and Resources
  5. »Lawn Problem Solver
  6. »Lawn Problems
  7. »Weeds
  8. »Broadleaf Weeds
  9. »Yellow Woodsorrel
  10. »Addtional Images

Turfgrass Information

Yellow Woodsorrel (Oxalis stricta)

Flower & Fruit

Note: 3 heart-shaped leaflets attached to a long petiole, yellow flower with 5 petals, and cylindrical, pointed fruit.

Woodsorrel in Turf Without Flowers

Woodsorrel in Turf