The non-ionic surfactants are used with herbicides to attain much better coverage, will cause the herbicide to follow the plant , and lets deeper penetration of the herbicide towards the weed What is the recommended use level for Liberty ULTRA? When implementing put up-emergence, BASF endorses applying Liberty ULTRA herbicide https://codybkqyf.spintheblog.com/32486217/getting-my-silwet-806-to-work