Spray affected plants with a ready-to-use systemic insecticide that contains acephate, imidacloprid or dinotefuran. Systemic formulas do not kill bagworms directly. The active ingredient is absorbed into plant leaves and needles, and then circulated throughout the plant. The insects die when they feed on plant parts and plant sap.
Depending on the size of your garage, insulating the walls with batts of R-13 will typically run you about $400, the ceiling $600, and the garage door will cost about $600 if you do it right (See image to the left). You can use the pink Styrofoam stuff from Home Depot, but that will only insulate your door to about R-6.
1 A complete insulation job on a typical family home can run $2,000-$10,000 or more, but averages $2,500-$5,500, depending on materials, the regional climate and the local economy.his contractor put insulation in my attic and above the garage where an addition had been enclosed. I have 1500 sq ft. I had 4 inches of insulation over the house and he filled it to a depth of 12 inches.