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24 hours after flushing with rockwool with ph balanced water and most of the yellow is gone and the girls are looking very healthy again. easily see several mistakes i've been making!

Another update... just reading over the instructions of my nutrient mix by General Hydroponics and I have been mixing it wrong which could lead to nutrient lockout. So today I flushed the plants with a pH balanced water. Going to let the rockwool dry out and then resume feeding albeit a bit...

>>>> YOU DID PREPARE THE ROCK WOOL? I did, but per the instructions on the package *not* to soak it for a long time. Just till it settles to bottom. Which is a contradiction to what i've read countless growers say to soak (i've read ranges of 1 hour to 24 hours). I strongly suspect I am...

Greetings! I just entered veg state with 6 plants, 4 ICE and 2 Aurora. Plants are about 2 weeks old grown from seed. The aurora's look fine but all 4 ICE plants have this yellowing on the leaves as seen in the pictures. I am growing in rockwool doing manual hydroponics under a 600w...