I have sativa and i induce flowering by lowering the light slowly all the way 8 hours of lite all the way till 2 weeks too harvest and then went strait to 14 hours of light 10 dark like indian summers and in two weeks i will give it 72 hours of dark grow and harvest i have a better yield...
I grow way out in the wild I use boxes to cover my plants to induce flowering and keep doing it till the end but I only grow two plants at a time. This year because of past grows and small yeilds I decided at the 2 week till harvest induced 14 hours back into light. My buds In three days almost...