Weeds in paving can be difficult to control, but No Weed Paving RTU from Efekto is effective against grasses like kikuyu and kweek, annual broadleaf weeds, and certain perennial broadleaf weeds and sedges. This ready-to-use, non- selective, systemic, foliar-applied herbicide is for the control of weeds on paving and surrounding areas. Apply to actively growing weeds and not to weeds suffering from stress. Perennial weeds should be sprayed when flowering is initiated or in mid-summer to early autumn.