"Late season nitrogen fertilization, sometimes referred to as fall fertilization, has been utilized by turf managers for years. This type of fertility program involves the application of much of the seasons nitrogen during the late season months of September through December. It is important that late season fertilization not be confused with dormant and/or winter fertilization. The latter method implies that fertilizer applications are made after the turf has lost most or all of its green color and is not actively growing. This differs notably from the late- season concept, which requires that nitrogen be applied before the turf loses its green color in the late fall." This comes from: http://turfdisease.osu.edu/turf-disease-updates/benefits-late-fall-fertilization During the transition of the conventional wisdom to the newly researched methods lawncare I thought it would be useful to define terms as we move forward to professional lawncare excellence... Does anyone remember how to color words in a post???