The reasons for that are simple: they are easier to grow and you don’t need to worry about changes in lighting. With regular (photoperiod) marijuana plants, you need to switch from 18 hours of light per day to 12 hours, in order to get the plants to enter the flowering stage. With autoflowers, you do not need to change the lighting. Many plant training methods focus on improving the yield and potency of marijuana. The goal of schwazzing plants is to get more with less. Growers produce an average of 24–32 oz. per 1000 watt bulb in their greenhouse. Using this technique, some report yields of 48 oz. (or 3 lbs.) per light, hence the title of Haupt’s book, Three A Light The 4 hours of darkness still gives the plant enough rest to keep it healthy while pushing growth to the maximum. 12/12 – 12 hours on, 12 hours off is the light schedule for flowering feminized cannabis. Non autoflowers require 12 hours of darkness each night in order to stay in flowering stage. Instead, you’ll need to rig up some powerful LED or HID lights in your growing tent. Whatever type you go for, aim for a model capable of emitting at least 400W. Once you’ve selected your light, you need to choose how long to leave them on for; autos can handle light 24 hours a day as light doesn’t affect their ability to flower. Plants need at least 13 hours of light each day to stay in veg – a few ‘long’ nights may be enough to trigger budding. Plants begin budding when they get at least 12 hours of ‘uninterrupted’ darkness each night (12/12). This must continue until harvest. Even if darkness is interrupted briefly, flowering will be hindered. . Ok, enough of that. To get to your question, if you start autos now, you will harvest them in 60-70 days from seed. If you start Reg seeds now they will veg for 1-2 months and then go into flower. They do not need 12-12 hours to start flowering. I have plants outside right now that in pre flower. Sunlight galore – Most autoflowers love sunlight and typically work on an 18/6 light cycle (18 hours of light, 6 hours of dark), from sprout to harvest. Nutrients – Autoflowers prefer a light diet. Good quality, organic soil will provide sufficient nutrients for the first couple of weeks. 2 days ago · The optimal light schedule is 18 hours of light and 6 hours of darkness for the entire life cycle of your autoflowering plants. You could keep your grow lights on for the entire duration of your plant’s life cycle, but this can get expensive. Autoflower grow guide: How to grow autoflowering strains week-by-week: They will enter the flowering stage even if they receive a full 24 hours of light. What are autoflowering cannabis seeds? Autoflowering seeds grow into autoflowering plants. Contrary to photoperiod seeds, autoflowers are bred specifically to bloom automatically within just a few short weeks. 9. Photoperiod of more than 15 hours of light daily in indoor cultivation. We know that automatic varieties do not rely on hours of light and darkness to grow or bloom. These plants can be maintained throughout the growing cycle with the photoperiod of growth, that is, 18 hours of light and 6 hours of darkness.

how many hours of light do autoflowers need