Originally Posted by Smallaxe
I'm in cool-season grass country and all I have is shade lawns because the people that moved into the area wisely kept the trees close to the house... The canopy is made up of mature oak and pine, for the most part, and allows only dappled sunlight throuh over 60-80% of the cover... Slopes in amongst the trees are still a challenge but grass does grow there as well...
I don't know if these mistakes apply to warm-season grasses or not, but those around here that fertilize the same amount as full sun/irrigated lawns, fail... Pre-M is a real deal breaker in the shade as well...
Why would someone spray Pre-Em on bare ground where they want to establish grass?