Gardener’s almanac (June 15) Dethatching lawns — If your zoysia or Bermuda lawn has more than half an inch of thatch, it should be dethatched between now and the end of July, Ward Upham of K-State says. Core-aerate when the soil is neither too wet or too dry, but just crumbly. Go over the lawn so that the aeration holes are about 2 inches apart, Upham says. Or, if thatch is more than 3/4 inch thick, power-rake, he says. Set ...
June 14, 2013 - The Wichita Eagle