What is your experience level? Experienced Novice (lol does that make sense)
Your Equipment:
.1) Type and wattage of lights. 90 Watt LED, 2x42 watt CFL
.2) Distance from tops? 10 Inches above plants. CFL a couple inches away on sides
.3) Reflector type? Enclosed
.4) Is there a consistent fresh air supply? Open closet door couple times a day.
.5) Do you have an exhaust fan and a circulation fan? No exhaust fan. Circulating fan yes.
.6) What are the bulb wattages, kelvin ratings, and schedule? 90 Watt LED. 2x42 watt CFL 2700 K. Lights schedule 18/6.

Your medium:
.7) Specific brand and type of soil- Country Cottage Potting Soil (Soilless)
.8) Size of container. Standard Clay Pot about 9 1/2 inches deep.
.9) Did you use peat pucks (or similar) to root clones or germinate seedlings? No

Your nutrients and water:
10) Source of water? Gallon Jugs from super market.
11) Method of checking water ph. Rapitest Ph Soil Tester
12) Method of adjusting water ph. Have had no need to adjust.
13) Specific brand and N-P-K ratio for each bottle. Neptunes Harvest Fish and Seaweed Fertilizer 2â??3â??1
14) How often are you watering between feedings, and how much per watering? I water every 3 or 4 days and feed every 2nd or 3rd watering, Around 33.8 fl oz. (2 water bottles worth)
15) Any additives or tea's? Not at the moment. Will add molasses soon.
16) Are your ph levels stable, or do they fluctuate? Stable so far.
17) What is your ingoing water's ph? ...your runoff ph? Ingoing I am assume is fine since its bottled and the run off was around 7. Need better ph tester pickins were slim at the garden center since its winter.
18) Do you foliar feed? If so, with what, how often, and at what time do you spray? No.

Your growroom:
19) Indoors or outdoors? Indoors
20) What size of closet, room or hut? 7ft long, 2 1/2ft wide, 8ft high.
21) What are the temps and humidity levels while lights are on? ...With lights off? 78 degrees, 37% humidity. Not sure when lights are off but it is a bedroom closet so temps are pretty stable.
22) Have you seen signs of insects in the growroom? None

Your strain:
23) What strain are you growing? (Indica dominate or Sativa dom?) Nirvana northern light feminized indica dominate
24) From seeds or clones? Seed
25) Is this an autoflower strain? No.

Also I have a white domina growing in the same conditions described with no problems. yet. knock on wood.
rossee Reviewed by rossee on . Does this look like calcium deficiency or maybe boron deficiency? Pics. I noticed these spots on my leaves today, it must have developed in the last 24 hrs. I actually had this same problem on my last grow and it seemed to go away once I started using flowering nutes but I am nowhere near inducing flowering yet. The only thing I have been feeding it is Neptunes Harvest (2-3-1) every second or third watering. The strain is nirvana northern light. Lighting is 1 90 watt led + 2x42 watt cfl for some side lighting. Temperature is usually around 76 degrees. Soil is Rating: 5