Are you going nuts with all of the dandelions that seem to keep popping up in your yard after every mow. A little bad news, the time to treat them isn't until late summer, but there is an answer.
In mid-August, use and aerator to make the soil less compacted. Feeding it with corn gluten meal can also help seeds keep from sprouting. Of course, you could also make use of the pest in salads, or making dandelion iced tea or wine.