How Important Is <BR>Early Season Weed Competition? <BR> About 33 to 66% of the time we can initiate weed control at the 3 to 4 leaf stage of cotton.<BR> <BR> If in doubt, apply DNA + Cotoran or Staple<BR> <BR> The other 33 to 66% of the time we need a soil- applied herbicide or 2 overtop RU applications.<BR>