Common Lawn Weeds

Purple
Deadnettle

  • Winter annual broadleaf weed.
  • Sparsely-hairy weed with greenish to purplish, tender, four-sided stems.
  • Leaves are opposite, broadly egg-shaped with bluntly toothed margins.
  • Lower leaves on long petioles, upper leaves on short petioles (as opposed to no petioles on upper leaves of henbit).
  • Leaves often reddish or purplish tinged.
  • Flowers are reddish purple with darker coloring in spots on lower petal; arranged in whorls.
  • Reproduces by seed.
Control Methods
  • Hand Removal or Hoeing
  • Herbicides:
    • Preemergence - atrazine*, benefin, pendimethalin, oryzalin, isoxaben.
      (Apply in early fall).
    * Excellent tolerance in centipede and St. Augustine grass. 
    • Postemergence - combination of these products:
        • [dicamba**,  MCPP**,  2,4-D**, and/or  2,4-DP**]
    (Apply in the fall or early winter to small weeds, but before blooming).

    ** Use lower rates on centipede and St. Augustine grass. 
          Do not use within the root zone of desirable plants, especially dicamba.

     
    ---------------------------  Always Read the Label  ------------------------

Dark reddish purple leaves
with purple flowers.
 
 

 


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