Day 35 of 12/12 on one of the most beautiful scrogs (Scottyballs Style) I've ever seen and I've seen many. Strain is CH9 Jack (freebie from the tude) and she's grown with 0 problems in perfect conditions but upon inspection this morning she has dropped her balls and has nanners poking from some...
Keep us posted on this, I too am dealing with the same issue and it didn't present itself until the switch to hps. Working with an air cooled 600 watt so when the switch was made I kept it as close as the mh (6") and within a few days I noticed this bright yellow starting at the center of leaves...
Just got caught up on your grow and that's one sexy lady you've got there. I'm on day 24 of my first grow with a similar setup so I'll be tagging along to see how they compare.
I just picked up a Gorilla 5x5 and the quality of this thing is second to none that I've seen. They are a little more expensive than others but I strongly believe you get what you pay for.
Order from a well known bank like Attitude, Herbies, Seed Boutique and have them shipped to a friends house that doesn't grow and you'll be fine. Just don't go around talking about it.