Proper air circulation is important to prevent cannabis problems. Setting up small fans in the grow space to move air above and below the plant canopy is a great way to make sure all plants are exposed to a breeze. Learn more about air circulation here: http://www.growweedeasy.com/exhaust
Air Circulation & Exhaust Tutorial | Grow Weed Easy
This diagram shows the difference between male and female "pre-flowers." These are the first signs of plant gender. It's important to be able to tell male from female plants as only female cannabis produces bud. Most cannabis growers remove male plants immediately after they show their gender, because male cannabis plants produce pollen that can cause seedy buds (plus they don't make any buds of their own).
Complete Guide to Growing Cannabis | Grow Weed Easy
After topping or FIMing, the connections to each node become enlarged at the base, this is because the plant is spreading energy more evenly across the whole plant. Basically, she wants to increase the flow of nutrients, water, and other plant processes to all nodes, in case she loses another cola. Original link: http://growweedeasy.com/how-to-grow-short-bushy-marijuana-plants