Posted 7/15/2015 21:01 (#4681888 - in reply to #4681875) Subject: RE: Spraying copper sulfate JDPlowboy others
sw MN
winner2011 - 7/15/2015 20:56 I'm thinking the local watermelon guys spray .2 oz of foliage copper sulfate to the acre every 7 days. Could it be too concentrated?
Bingo
You need more water. The damage maybe just cosmetic but I still would use more water.