2003: A problem year for overseeding

The unusually warm weather this September and October in the southwest has set a record for the poorest overseeding conditions in six years. For while the objective of overseeding is to promote the growth of ryegrass and Poa trivialis and to discourage the growth of bermudagras, our recent above-average temperatures have produced exactly the opposite effect. As a result, growth of the heat-loving bermudagrass is now surging, while newly overseeded rye and poa are dying due to heat stress. This…