I can't speak for all lines, but from the announcement I have to make every year around here:
"THE APPLICATOR WILL BE USING A MIX OF AQUANEAT, ESPLANADE 200 SC, MILESTONE, AND SPYDER OR OUST XP WITH AN ANTI- DRIFT ADDITIVE IN WATER FOR THE CONTROL OF WEEDS AND GRASS. BEGINNING ON OR ABOUT JULY 1ST, AREAS CLOSE TO STREAMS AND STANDING WATER WHICH WERE NOT SPRAYED ON THE FIRST APPLICATION, WILL BE SPOT TREATED WITH AQUANEAT WITH AN ANTI-DRIFT ADDITIVE IN WATER."
Jon