I think they would help in flowering, as they create UV-B light, but IMO you should not use them exclusively, combine with some red spectrum regular floros, like these (pic) I got some at walmart, for 6.44 per 2 pack. They work great.
lordsoth666 Reviewed by lordsoth666 on . Reptile basking lights...for flowering http://www.petsmart.com/global/product_detail.jsp?PRODUCT%3C%3Eprd_id=845524441777918&FOLDER%3C%3Efolder_id=2534374302030051&ASSORTMENT%3C%3East_id=2534374302023694&bmUID=1106273949915 check this out and get back....think you can flower with these in a confined space...48"x20"x52".....opinions please... Rating: 5