Spray to the point of runoff. If blight occurs, remove and destroy infected leaves as they appear. Prompt removal of infected leaves may slow the progress of the, blights. At the end of the gardening season, remove and destroy all infected tomato plants. Clean up and dispose of as much tomato plant debris as possible.
Tomato blights are common problems in the home garden.
Good cultural practices and timely fungicide applications can help control these diseases and allow the gardener to harvest a bountiful tomato crop. Iowa State University , Ames, Iowa. This information subject to a usage policy .