Defiently enough to get you goin. I started with 3 26w 5500k added 2 more. And now I'm flowering with 10 26w 2500k. My sapce is roughly 5'x2' so thats 10 sq ft but only 2.5' tall so idk what factor the heigth plays but i've just been keeping the as close A.C.A.P without burnin them. Now their...