Shall I use a 20W CFL or a 40W CFL for my first grow?
kief13 Well-Known Member Aug 12, 2008 #2 id go with 23watts or 42watts and u are ganna need mutiple one's remember. here's how i set my cfl veg lights in my grow area,hopefully it might help https://www.rollitup.org/indoor-growing/97908-building-cfl-hood-help.html
id go with 23watts or 42watts and u are ganna need mutiple one's remember. here's how i set my cfl veg lights in my grow area,hopefully it might help https://www.rollitup.org/indoor-growing/97908-building-cfl-hood-help.html
bonz Well-Known Member Aug 12, 2008 #3 more lights of less wattage is more efficient and run cooler. lumen per wattage