Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at [email protected]. Clovers are trying to take over my centipede lawn. If it was just a few, I ...

Green Gobbler 20% Vinegar Weed Killer is a potent, nonselective vinegar-based product. It’s made from ethanol distilled from corn grain and a concentrated vinegar containing four times the acetic acid ...