thread dead ?
there are several references around addressing this flowering photoperiod length (same source ?)
How do I manipulate the photoperiod for larger yields on Planet Ito?
I'm going to give it a try, junked 5 electric timers and got two 7 day digital timers for the lighting and ebb...
use the timer ONLY to control a relay (ebay "ice cube relay")
use the relay to control the ballast
industrial timers may last longer than the plastic ones, digital (with a battery backup) are better yet
if you have power outages, you will want an "on delay" timer to let the bulbs cool before...