Firstly, you are going to need to get your grow tent and equipment all set up.
Ultimately the total time needed for marijuana to grow is between 10 to 2 and half months from the beginning of the flowering stage and into the harvest can take seven months as well.
Getting Your Seeds
The curing process should be a minimum of two weeks or up to four weeks, which is average. For maximum potency, you can leave it up to 5 to 6 weeks to cure.
Three to seven days. It can take anywhere between 8 to 28 weeks to see your marijuana garden transformed or before you can actually smoke the marijuana.
This is when your marijuana needs to be harvested.
How to grow marijuana as quick as possible:
What if time is not an issue?
Additionally, many growers prefer to ‘cure’ their buds for longer than the 2-week minimum for added flavor and bag appeal, which accounts for why some grows could take several months from seed to smokable harvest.
Once your plant is harvested, there is a drying and curing process which takes about a minimum of two weeks before your buds are “ready” for use.
Depending on how you set up your grow, it can take anywhere from 2 months to 6 months or more to grow a marijuana plant from a seedling to the point where the plant is ready to harvest. Some methods, such as growing hydroponically indoors, give your flexibility to get a harvested plant in as little as 2-3 months. Growing outdoors generally takes longer than growing indoors and is more dependent on when you plant your seeds and how long your growing season is.