18 inches tall..?? 300w... that light might be over kill

i would suggest a mini scrog setup with that light, so you can keep your plants low and spread out.
your going to need to top & FIM them so they spread out
growdemon Reviewed by growdemon on . !!!!!NEED ADVICE FROM EXPERIENCED LED GROWERS!!!!!! Hello I have a couple questions about LEDS I have a cab thats about 48x12x18 and I have 2 Cpu fans on top for exhaust and a small house fan on the bottom this is my light its 100x3 led panel heres a link 300W Full Spectrum 9BAND LED Grow Light IR VEG Flower Hydroponic Panel Lamp New | eBay Currently I have 4 Mid Grade Bagseeds seedlings in miracle grow under this light I plan on vegging them for 3-4 weeks and flower for the rest. My main question is is that enough light for 4 plants and Rating: 5