Biodegradable, micro-thin protein propolymer sunscreen coating for most plants, trees, vines and fruits. Allows plants to breathe. Does not restrict plant and fruit growth. For optimum results, must be applied in late evening to early morning. Will not wash off from rainfall after drying for 4-6 hours. Depending on the crop, apply 3 qt-1 gal/acre in 80-200 gal of water using ground or boom sprayers or 3-4 tbs/gal.