Your best bet would b CFL's say about 100w, actual watts not eqiv, that should just about do 1 plant , But when you flower you gonna need a bit more.
i have a 3ftx3ft area 6fthigh to grow in im thinking of just starting with one plant but how much light probobly led but i dont have 2 or 3 hundred bucks so witch of the cheaper ones would be best