Has anyone tried or read any reviews on Whitetail institute Secret Spot?

This appears to be the product that requires the least amount of ground preperation. After planting a half acre of clover over the weekend I'm not ready to to drag all the equiptment out into the woods for a small plot. The soil falls into the guidelines and I think I just going to have to spray the grasses that are currently growing and then seed once the grasses have died.

This product seems to fit the bill, but I'm afraid it may fall under "If it seems to good to be true,

Any thoughts?