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im leaning towards a calcium def, but i would like confirmation before i try to fix it so i do not create another problem. Ebb and grow with botanicare pure blend. This pics are from day 4 in flower after a 48 hr dark period. EC just under 1, but my mg:ca ratio is about 3:2 and i am using RO...

running uc in veg with house and garden a&b, cal mag, and epsom salt. Running at 420ppm with 5.8pH. res change was 5 days ago and water temp is 65. Diluted to 350ppm today. im running: h&g A - 3ml/gal h&g B - 3ml/gal calmag - 3ml/gal epsom - .75g/gal this got me to about 520ppm and i...

I have some leafs curling down on all my plants. For leaves close the to light and leaves far from the light. I am thinking low humidity temp 83 (with co2) rh 45 uc res temp 69 ppm 500 (.5 ec conversion) It is undercurrent with botanicare pbp. Plants are 10 days into flower on half...

I have 2 stacked vertical bare bulbs and i need a fan that i can put underneath them to blow the hot air straight up. Any recommendations? I was looking at honeywell, but they had terrible reviews.

Alright thcfarmers, it is undercurrent time for this grower. I grew in aero for the last year and had my fair share of problems and learning experiences. The setup: (10) 5-gal uc bucket vegger (6-8) 16-gal uc brute tote flower unit (wrapped in reflexive) -flower units: (2) 4-plant...

Hello THCFarmers. You guys have the best uc section on the web! I have recently changed from aero to undercurrent and have a question about the buckets i plan to use for flowering. Here is my new uc vegger that i transplanted to 4 days ago. Those are 3.5gal buckets. No leaks...