Lets start at the beginning, whats your Ph, EC (ppm) ? Do you test your run off? When was the last time you have flushed them? How often do you water them? Need more info if you want a better anwser.....I have these brown spots and patches that are killing my leaves! This is my first grow and ive been trying to find out what it is. Thanks in advance to anyone that may be able to help
my soil ph is fine a little under 7, i just have 1 of those cheap testers though. i water with 6.8 spring water about 3 times a week. not sure about run off,or ppms. waiting for those meters to come in the mail. I use the fox farms feeding chart with grow big and big bloom and ocean forest soil. the plants are in their 6th week of veg. i kind of burnt a couple by over fert because i started to see yellowing tips on some so i put a gallon of water through each of the 5 gal buckets. this particular plant never ended up with yellow tips though, now this morning another 1 has the same prob.Lets start at the beginning, whats your Ph, EC (ppm) ? Do you test your run off? When was the last time you have flushed them? How often do you water them? Need more info if you want a better anwser.....