Have a look see here. http://www.lawnsite.com/showpost.php?p=3619443&postcount=21 Heritage performed miracles and getting ready to put an app of Clearys on this weekend. I should then be done till fall I'll put another app of clearys on and then another in the spring before the humidity sets in. See how it goes from there I've been mowing as high as I can, not because of the BPatch but because of the 90-95 degree temps. I'm mowing this friday and with the temps a bit cooler I'm coming back down to 3.75" if that don't look good then 4"