Hi guys -
Undercurrent 16 8 gallon buckets, approx 130 gallons total, chilled, CO2, AC, running:
70ml of CalMag Plus
400ml of Ionic Grow
little shot of IBA solution
PPM = 300
PH = 5.6
1 week in UC, 4" rockwool in 8" netpots on hydroton
Roots are bomb
Plants look fried to me, what you guys...