I meant to say that. After you know your width of spray, use that with your "matted down" tire tracksSee what your spray width is and go by your tracks in the grass. I don't miss much this way but if I do I come back a week later and get it.
Homemade foam marker is the only way to go.
Here's a pretty simple one. Start at the 2:45 mark.
Same experience!!!!Tried the dye and you couldn't see it at all it also stained all my equipment and my hands looked like I choked a Smurf after it was all said and done