i had this problem and knew about the epson salt remedy(for mg defficiency).If the leaves continue to "yellow," buy a box of Epsom Salts. Dissolve one teaspoon of Epsom Salts into each one gallon of water ... and water your plants with that. Just do it one time, then check the results.
Vi
Depending upon strain, the plant will double or triple in height during the first three weeks of the flowering cycle and stop growing after that.Right now the plant is like, 2 feet. How many lights do you think I should get? I wanted to get a HPS light, but due to room restrictions room for much more than CFLs. And how big should the pot be? The one I have now probably holds about a half gallon of soil.