still need 12/12 to flower.

You could build a box to cover each one and at 12 hours of light cover it.
That way you can get two cycles per summer.
blink_inc Reviewed by blink_inc on . When is the best time to start next crop Greetings fellow growers, I am looking for an experianced person to give a little advice here. To start with my current crop is in week 3 of vegitive growth under 24/7 600w MH and doing beutifully, In the next week to week and a half I will be going to 12/12 under 600w HPS to start the flowering cycle. My question is when should I start the next crop to keep harvest times as close as possiable to each other. I only have the one light that is a digital ballast that takes both MH and HPS Rating: 5