USSC manufactures several foam marking formulations to temporary mark construction sites spray areas or spray indicator sites on golf courses. One, a concentrated liquid that needs to be diluted and used with most foam spray application equipment. Second, a unique, convenient to use aerosol can foam spray. It does not need any special compressor based equipment for foam application. Activate the aerosol can manually or use long hand wand to temporary mark areas on athletic fields or golf courses to accurately, efficiently, methodically apply green grass dye, paint, fertilizer, pesticides or herbicides on the marked areas.