Can anyone tell me what is wrong with my bottom leaves? On all four plants I have the bottom leaves are turning yellow and some of them are brown and crispy. Rest of the plant is green and healthy.
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Thanks for the quick response. I'm not familiar with those terms. Here is a pic of my set up. 400w hps 4 plants. Clockwise from bottom left; Critical Sensi Star, Barneys Farm Critical Kush, Barneys Farm Blue Cheese and Sweet Black Angel. They're all in 3 gallon pots and in the 2nd week of...
I'm new to growing (3rd grow) and I saw a video where the grower harvested the top main buds and left the lower popcorn buds to "fatten up" under the light for more weeks. Is this possible and how do I go about it? He didn't go into detail.