I believe all tips bun when over fed. It helps to show when they need water really bad, and any Deficiencies that work their way from the bottom up, like Nitrogen.
Will have an update tonight. Lights on @9:30 p.m. PST.
Updates are on Sunday's and Thursday's. Thurday's are the 1st day of the new week, ie. tonight is day 1 of week 3 (day 15).
I personally would make my own wand sprayer for outside. PVC, mister heads, hose with water shut-off valve near your hand, and a good solid water pump with high pressure. Design it to your likings, make multiple sprayers. 1 for spraying the outside of your trees (misters on one side), and...
Another quick update Day 11 of Bloom. Water, molasses, a small handful of Alaskan Humus pH'd to 6.4 with Apple Cider Vinegar.
http://www.youtube.com/watch?v=MkkvD5jQReo
Not difficult at all to train, check out Budologist420 and Nugbuckets on RIU they are doing it up. There is a link in my first post to Nugs, and a link in Buds signature the post above yours (post #6).
Yeah thanks again Nugs! So far so good on my little project. My 16 top plant looks like it has Arthritis:-P Link in sig. My clone looks great, pretty even canopy too. Not easy in my space I'll tell you that. I wish I can get my hands on some of that Amish mix though, but the Super Soil has been...