Monitor frequently for problems and control them as soon as they are spotted. But, also, practice sound gardening practices. Water regularly, fertilize, mulch your plants. Hoe to keep weeds out and harvest fruits and vegetables as they get ripe. Overripe fruits and vegetables can invite insects.
Weeds can be a temporary residence for insects and stressed plants are an invitation for problems.
A well-maintained, healthy garden will be more resistant to problems. Regardless of how diligent you are, there will be insects in your garden. Before you kill it, make sure it is causing harm. If it is, control it early before it builds up to harmful proportions. The Arkansas Cooperative Extension Service offers its programs to all eligible persons regardless of race, color, national origin, religion, gender, age, disability, marital or veteran status, or any other legally protected status, and is an Equal Opportunity Employer.