What is your experience level? (first timer, novice, experienced...) FIRST TIME

Your Equipment:
.1) Type and wattage of lights. (MH, HPS, CFL's, tube fluorescents, LED's) 600W hps
.2) Distance from tops? 18-24 INCHES
.3) Reflector type? (cool tube set-up, bat wing, enclosed reflector, bare bulb...)COOL TUBE
.4) Is there a consistent fresh air supply? YES BUT NOT THE FRESHEST
.5) Do you have an exhaust fan and a circulation fan?YES
.6) What are the bulb wattages, kelvin ratings, and schedule? 600W hps DON KNOW THE DETAILS JUS SWITCHED TO 12/12 3 DAYS AGO

Your medium:
.7) Specific brand and type of soil, (coco, peat based soilless...) and anything you've added to it. (vermiculite, perlite, worm castings...) HOMEMADE MIX--PEAT MOSS, PERLITE, VERMICULITE, WITH LIME FOR PH BUFFER
.8) Size of container. 5GAL GROW BAGS W/ TOP ROLLED DOWN TO MAKE THEM 3 GAL
.9) Did you use peat pucks (or similar) to root clones or germinate seedlings? FAFARDS SEED STARTERMIX

Your nutrients and water:
10) Source of water? (tap, bottled or filtered) What's it's ph before adjusting?TAP-PH IS 8+ BEFORE ADJUSTING
11) Method of checking water ph. (ph pen, test strips, aquarium test kit...) GH TEST KIT
12) Method of adjusting water ph. (phosphoric acid, white vinegar, hydrated lime, PH Up...) PH UP & PH DOWN
13) Specific brand and N-P-K ratio for each bottle. List dosages (quantity per gallon) and current feeding schedule. PUREBLEND PRO GROW FORMULA-3-2-4, BLOOM-1-4-5, LIQUID KARMA 0.1-0.1-0.5 1/4 BLOOM + ABOUT 9ML LIQUID KARMA (JUST SWITCHED FROM GROW) FLUSHED FIRST
14) How often are you watering between feedings, and how much per watering? ABOUT 3/4 GAL PER PLANT EVERY 3 DAYS
15) Any additives or tea's? (Superthrive, CalMag, molasses, Mother's Earth...)NONE
16) Are your ph levels stable, or do they fluctuate? STABLE
17) What is your ingoing water's ph? ...your runoff ph? IN:6-6.5 OUT:6
18) Do you foliar feed? If so, with what, how often, and at what time do you spray? NEVER

Your growroom:
19) Indoors or outdoors? INDOORS
20) What size of closet, room or hut? 16(L)x6 1/2(W)x10(H)
21) What are the temps and humidity levels while lights are on? ...With lights off?ON: 82-86 RH 40-50% OFF:80-82
22) Have you seen signs of insects in the growroom? crickets from time to time but i have them handled. found a scorpion in the room the other day

Your strain:
23) What strain are you growing? (Indica dominate or Sativa dom?) Nirvana Snow White feminized
24) From seeds or clones? seed
25) Is this an autoflower strain? NO


the top leaves of my best plant are starting to yellow. not sure what the problem is. since switching to flower this plant has been growing mor and looks healthier than all of them. yesterday i noticed yellowing on the top fan leaf and now its getting worse. please help me figure this out.
pics included:thumbsup:
SoHigh420 Reviewed by SoHigh420 on . top leaves yellow/includes troubleshooting form What is your experience level? (first timer, novice, experienced...) FIRST TIME Your Equipment: .1) Type and wattage of lights. (MH, HPS, CFL's, tube fluorescents, LED's) 600W hps .2) Distance from tops? 18-24 INCHES .3) Reflector type? (cool tube set-up, bat wing, enclosed reflector, bare bulb...)COOL TUBE .4) Is there a consistent fresh air supply? YES BUT NOT THE FRESHEST:( .5) Do you have an exhaust fan and a circulation fan?YES .6) What are the bulb wattages, kelvin ratings, and Rating: 5