Everything else u mentioned is fine its only since i switched from 250w MH to a 250w HPS for flowering. What is the most common problems for this behaviour ??

thanks in advance.
MrSaRgEnT Reviewed by MrSaRgEnT on . Leaves Are Drooping Bad 5 Days Into Flowering ( HELP ) Its My First Grow : I have other threads on here but not had too many replies l8ly and my babies just look even worse !! The leaves are drooping pretty bad on my plants especially at the top on the bigger 1. Its been under a 250 HPS 5days into flowering, through vegative stage i used a 250 MH and everything went great no drooping until night time but by the morning they were standing up properly. Im running the lights on a Digital Timer 12/12 im running from 11am/11pm. I checked them Rating: 5