YA man, I've spend more like 850 on my grow but i've made a few bad purchases as i said above
this is my grow room

http://boards.cannabis.com/showthrea...+ass+grow+room

this is exactly how much everything cost so you can get an idea

Light t5--- 140
Seeds--- 120
Light 18 inch fl tubes 24
(two of them)
CloningSupplies--- 10
True AirFilter--- 22
Extension Cords--- 35
Worm poo 16
AdvancedNutrients 95
Lights, Reflectors, Fertilizer--370
Thermometer 15
Seeds 40

TOTAL--- 887
how this helps you can definitely cut a few of my bad purchases. I got some lights, 18' fls, but i just upgraded to t5's. so there’s 25$ down the tube