In a recent column, I discussed some of the autumnal chores that gardeners and landscapers should be addressing now to ensure an easier and more productive spring next year. That column included some brief lawn tips. But that wasn’t enough! This morning, as I sipped my first cup of coffee, I looked out the kitchen window and saw in the dawn’s early light that my lawn was still there, to paraphrase a well-known anthem. As I watched a gust of wind chase a flurry of leaves around in circles, it struck me that, for most of us, the major part of our landscape consists of ... grass. However, it’s...