Starting Marijuana Seeds Under Led Lights. They also operate quietly, without the hum that fluorescent lights can give off. The plants will look different to a cannabis plant that goes through vegetative growth.
The concept here is to use a piece of growing medium, such as widely available peat pellets, and to plant the seeds directly into it. Getting cannabis seeds to sprout is known as. Up to 6′ x 6′ in the vegetative stage.