Overseeding can renovate a worn or damaged area, increase turf grass density, or alter the species composition of a sward. Selection of seed is the first consideration. The provision of favorable germination and establishment conditions fundamental to the success of any overseeding operation.
You will find that temperatures above 54˚F (12˚C), a moist, well-aerated seedbed, close seed/soil contact, and reduced shade from existing grasses are primary requirements for rapid development. Soil aeration and thatch control must form part of a routine maintenance program so that optimum conditions are provided. Optimum contact with soil is important in order to enhance conditions for maximum germination. A moist seedbed is paramount and, if needed, irrigation must be light and frequent.