I agree with Rusty that it is soil salting. The V-shaped pattern of damage is classic.
Next watering should be at 1/4 strength, REALLY heavy like a mini-flush, so that a bunch of crap washes out the bottom of the pots. Get in the habit of alternating feed and plain water given to the point of runoff to avoid this.
stinkyattic Reviewed by stinkyattic on . Plant problems AGAIN! Hello everyone, need a little diagnosis. Am growing in ocean forest under a 600 hps. Temps are between 76-80, humidity staying between 60-70%. Transplanted into 3 gallon pots about 5 or so weeks ago. The girls are into their 19th day of 12/12. Fed them first time in flower with plain water, then 2 tsp of bigbloom and onetsp of tiger bloom(started looking shitty). Next water was water with black strap 1tsp. Then another dose of the nutes at the same strength, and then water again with Rating: 5