Water-Conserving Irrigation Strategies Minimize Overwatering, Runoff (IMAGE) American Society for Horticultural Science Caption Overhead irrigation system used to irrigate the three-gallon container-grown landscape shrubs in the experiment. Credit Photo by Aaron Warsaw Usage Restrictions None 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.