Greg from Weatherford, Tx 76085 writes
Barricade 65WG would be an excellent pre-emergent product choice to treat dallisgrass(Paspalum). Please check with your local Master Gardener for application times by following the link below.
http://www.domyownpestcontrol.com/msds/barricade_65wg_label.pdf
http://www.ahs.org/gardening-resources/master-gardeners
Answer last updated on: 09/08/2013