Timing spring dead spot control

For the latest management information on spring dead spot (SDS), refer to the PACE Turf SDS Reference.

We recently had the opportunity to discuss SDS control with golf course superintendents in Oklahoma City and Tulsa, OK. Of particular interest was finding out how well PACE Turf's threat temperature model for SDS performed in terms of scheduling the timing of preventive fungicide applications.

The Oklahoma superintendents reported that best results occurred with Rubigan (fenarimol) applications made in mid-September, and then again…