Welcome, the spirit is to help medicinal cannabis patients and horticulturists grow the most potent marijuana plants legally possible. Growing marijuana indoors in your own space, greenhouse or outdoor garden is not overly difficult but attention to detail is needed.

Growing Marijuana Tips:
Keep enriching your cannabis plants with fresh air even until the end of harvest, it increases growth rate, hastens maturity and increases yield. Adequate ventilation cycles are a must, weed loves routine.
Change your grow lights every year, the colour spectrum effectiveness diminishes over time.
Don't put old HID bulbs in new electronic and digital ballasts, it'll work but the bulb will fail faster, their incompatible, find the new lights made for the new ballast.
Try a few different new fertilizers on a few of your plants to figure out the best fertilizer for your grow garden.
When growing hydroponic marijuana use Ph meters, it's important to have the right measurement.
Don't wait for colour change, use a microscope to see when your plant is ready for harvest, it should have 2/3 balls on the tops of the crystals of THC.
Don't go into your grow room during the night cycle, leave it alone.
When cutting your plants make sure you sterilize your scissors or clippers, wash your hands regularly, bacteria and fungus contamination is easy. Some growers are now using a fungicide on seeds before and during the germination process.

Marijuana Growing Advancements:
A growing light revolution has been going on for a few years now, as seen with birth of electronic and digital ballasts which are more compact, weigh less, consume less energy, delivering more efficient energy, create less heat, and save money.
Once you understand the marijuana leaf's absorption percentage of each color spectrum, you'll appreciate the ability to customize the light spectrum delivered to your plants in every stage of growth.
The world's first real digital bulbs are now being designed and hopefully perfected in the near future.
Feminized marijuana genetics refers to a cannabis plant that will not produce any male aspects.

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http://greenmanspage.com/guides/