400w is just fine for a small grow. Consider investing in an interchangeable MH bulb for vegging and switch to your HPS when you flower. That'll keep your plants from getting too leggy.
Mr. Clandestine Reviewed by Mr. Clandestine on . strawberry cough Strawberry coygh seedling in soil. 400 W high pressure sodium lamp. Any and all sugestions welcome. :-) Rating: 5