Use compost as a soil amendment to help reduce the need for chemical fertilizers or pesticides.
Incorporate native plants in your landscape. They generally require less fertilizers and pesticides.
Set mower blades higher to fight weeds and diseases without pesticides.
Grasscycle: Leave grass clippings in place when mowing — don't bag them.
Use mulch around trees and in flowering beds as weed prevention.
If you can't return excess product, contact your local solid waste agency and your state pesticide disposal program to determine if a waste or pesticide program, now commonly called "Clean Sweep," is available. These efforts typically focus on agricultural pesticides, but may also include other pesticides used by homeowners.