How much and how often ? A grass seed rep said it should be done regularly.
MowerMark Well-Known Member Joined Mar 1, 2014 Threads 57 Messages 286 Oct 5, 2014 / How often should one apply Gypsum to the lawn ? #1 How much and how often ? A grass seed rep said it should be done regularly.
S SeniorCitizen Lawn Addict Joined Aug 28, 2010 Threads 125 Messages 2,115 Oct 6, 2014 / How often should one apply Gypsum to the lawn ? #2 Only when a soil test indicates it's needed.
