We've used Preen, Snap-Shot and Treflon and we've had the best luck with Treflon. We only apply it in the spring right before mulch so we're stuck pulling weeds in late june/early July.
J and B Lawncare:
On our own as of 2003. Proud to be a full time, legitimate company.
Equipment we use:
Pro Line and GatorMade trailer's
Gravely, Exmark, Honda and Snapper mower's
Echo trimmer's and blower's
New Holland and Dresser loader's (snow removal)
Fisher snow plow's
DownEaster and Fisher salt spreader's
TurboTurf fertilizer tank