SITUATION:
The Grow Space is a 3x5 tent and it has a 2x4x6 multi-tier steel wire rack. On the bottom half of the rack, there is a 270 watt HLG 300L RSPEC.
I bought some seeds and want to start off with some autos.
QUESTION:
The distance between the top of the 5 gal fabric pot and the light is...