Prodiamine is an excellent and affordable pre-emergent herbicide, according to Horizon. This product provides long-lasting protection. Other highly rated pre-emergent herbicides include Isoxaben and Oxadiazon.
Prodiamine is a powerful pre-emergent herbicide appropriate for spring and fall application. It controls crabgrass and many broadleaf weeds and is popular for use in container gardens, golf courses and other landscapes.
Oxadiazon is a granular pre-emergent herbicide that suppresses many wild grasses and weeds. It is suitable for commercial and residential landscapes but not for residential lawns. Oxadiazon is also a popular choice for golf courses and commercial turf.
Isoxaben provides up to eight months of protection per application. This fertilizer suppresses broadleaf weeds and is appropriate for ornamental landscapes, turf, tree nurseries and greenhouses.