Bonide KleenUP HE Ready-To-Use is a contact herbicide primarily absorbed through the leaves and other green parts of plants. With its high-efficiency formula, it only kills what you spray and kills weeds, grasses, and brush in hours. Provides contact control and kills stubborn weeds to the roots so they won't grow back. Can be applied around patios, paths, sidewalks, in and around flower beds and gardens, and around ornamental shrubs and trees. If sprayed on desirable plants, immediately rinse off the treated area with water or cut off the treated area. Treated areas can be reseeded after 4 days of application. Rainfast in hours.