Dollar Spot Green (IMAGE) Penn State Caption On a green, shown here, dollar spot is a serious problem because the patches affect the roll of golf balls. In the northern United States, more money is spent on fungicides aimed at controlling dollar spot than any other turfgrass disease. Credit Kaminski Research Group/Penn State Usage Restrictions Non commercial use only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.