metal halide is great for stem leaf and all around plant growth, but is lacking a little for flowering. high pressure sodium is perfect for flowering but using just hps all the way through creates spindly tall plants that won't support their weight when they do flower. as skolar182 said you can...
it's a perpetual grow with fifteen 3-plant groups, each group will move one "zone" every five days until harvest. zone one is day 0-5 zone two is day 6-10 zone three is day 11-15 etc. etc. at optimum cycle three plants will be harvested, and six seeds planted every five day cycle, making a...