When used according to the label, the Prokoz Sevin is safe for birds, pets and humans to be around once the product has dried completely on the surface. In regards to bees, the product label states:
Bee Caution: May kill honeybees and other bees in substantial numbers. This product is highly toxic to bees exposed to direct treatment or residues on crops or weeds in bloom. For crops in bloom, do not apply this product to target crops. Notifying beekeepers within 1 mile of treatment area at least 48 hours before product is applied will allow them to take additonal steps to protect their bees. Limiting application to times wen bees are least active-ex. within 2 hours of sunrise or sunset-will minimize risk to bees.
Please let us know if you have any other questions.
Per the product label for Prokoz Sevin SL Carbaryl Insecticide, for fuller rose beetles on citrus trees you will use 1 quart per acre or 3/4 fl. oz. per 1000 sq. ft.