Quote Originally Posted by Johnnyrex
Hello everyone I have here 9 plants there OG cross with purple kush that i purchase from Ontario Seed Bank. The plants are 26 days old and I having an issue with the leaves.

I'm using tap water with a mild solution of Dyna Grow the label says use 1/2 Tsp per gallon my Res is 20 gallon. That would be 20 Tsp for 20 gallons I only use 15 Tsp
I'm *not* a hydro guy, and I have no idea if this is related to your leaf issue, but check your math.

According to the above you're giving them nutes at 150% of the recommendation. Most people start out low, say 50% and work it up.