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Discussion in 'First Time Marijuana Growers' started by MrGreenFinger, Mar 20, 2009.
i got 3 42 watt 2 27 watt 4 23 watt how man plants u think?
Rule of thumb: 100 true watts for primary and 50 watts for each added.
But you can never have too much light.
u got 272 watts so u could grow 3 or 4 medium sized plants or 1 really big one