However, potency in autoflowering varieties has increased significantly since their initial introduction, with some breeders crossbreeding the low-THC ruderalis with other more potent varieties.
Marijuana seeds can be acquired from an array of sources and can vary in quality. For more info on how to buy marijuana seeds, check out our Guide to buying cannabis seeds.
Cannabis is grown from one of two sources: a seed or a clone. Seeds carry genetic information from two parent plants and can express many different combinations of traits: some from the mother, some from the father, and some traits from both.
Autoflowering seeds are also popular with beginning growers. They are easy to grow because you don’t have to worry about light cycles and how much light a plant receives.
Cannabis seeds require three things to germinate: water, heat, and air. There are many methods to germinate seeds, but for the most common and simplest method, you will need:
Lastly, cover everything with the second plate, upside down, to form a ‘clam-shell’ shape – this will create the dark, moist environment necessary for germination.
Check the seeds every day to ensure that the tissue does not dry out. Spray the tissues with water if necessary.
Step 2. Germination – How to germinate cannabis seeds
This article explains how to correctly germinate your cannabis seeds, covering everything from optimum temperatures, to potting your seedlings and transferring them outdoors (or inside under lights).
Place another few layers of moist tissue on top of the seeds, again allowing excess water to drain off.
When the first few millimetres of root have emerged from a germinated seed, each one should then be carefully transferred to a small container of growing medium (soil, coco-fibre or rockwool).
This article was co-authored by Andrew Carberry, MPH. Andrew Carberry has been working in food systems since 2008. He has a Masters in Public Health Nutrition and Public Health Planning and Administration from the University of Tennessee-Knoxville.
This article has been viewed 563,479 times.
wikiHow marks an article as reader-approved once it receives enough positive feedback. This article has 14 testimonials from our readers, earning it our reader-approved status.
If you’re a gardening enthusiast, you know there’s nothing more thrilling than seeing the first tiny green shoots come up after you’ve planted seeds. To germinate seeds you will need to give them the correct type of soil and make sure they get the right amount of sun or shade, plus regulate the temperature so they don’t get too hot or cold. Read on to learn how to give seeds the right environment to germinate and grow.