Sorry if the answer to this has been posted already. I'm not sure I found it.
Here are the details (Thanks again.):
1. Are you growing from seed or clones?
Seeds.
2. How old are your plants?
About 11 weeks.
3. How tall are your plants?
About 3'.
4. What size containers are they planted in?
3 gal.
5. What is your soil mix?
50%
FFOF, 20% perlite, 30% EWC, plus per 1/gal: 1/3C Mexican Bat Guano, 1/2C Indonesian Bat Guano, 1TBS Kelp Meal, 1TBS greensand. (I screwed up the soil mix, because I also added guano/EWC tea to it. So it's too hot. Not sure if that's causing the spots.)
6. How often do you water and what type of water do you use?
About every 3rd day. Tap water left out to dechlorinate, with PH down added.
7. What is the pH of your water?
6.0-6.3.
8. What kind of fertilizer do you use and what is its NPK ratio?
None now. But they did receive a couple of guano/EWC tea drenching.
9. Do you foliar feed or spray your plants with anything?
2-3 times with
neem oil.
10. What kind of lights do you use and how many watts combined? (HPS, MH, fluorescent, halogen, incandescent "plant lights")
One 250 watt HPS.
11. How close are your lights to the plants?
4-6".
12. What size is your grow space in square feet?
2.5' x 2.5'.
13. What is the temperature and humidity in your grow space?
Try to keep them 75-85 degrees. Recent heat wave has been stringing the AC, and afternoon temps have been high 80s/low 90s.
14. What is the pH of the soil?
Don't know. Sorry.
15. Have you noticed any insect activity in your grow space?
Some gnats around the soil, fungus gnats.
16. How much experience do you have growing?
Not much. One previous grow.