jacks ro

I run jacks ro water formula (12-4-16) in coco but always run into a deficiency around week 6 of flower. So I picked up the 7-15-30. Jacks states only using this finish formula for 1 week but I was wondering if I could use it for weeks 5 through 8 and clear water flush for a few days then...

First grow, doing flood and drain with rockwool, jacks (clone for seedlings, RO for veg, bloom first 2 weeks of flower, 3-2-1 for the majority of flower, and finishing with finish) Going to cover the table with panda film and line the bottom with coco mat. Veg light is HLG 100 4k, going to...