i grow my plant in a wood box about the same size as a pc. im only growing one plant. what is the best way to keep the smell gone. ive looked up carbon filters, but for one plant, seems like i dont need all that what should i use to keep the odor away. i was looking at ona but everyone says that wears off fast. and like i said its only 1 plant in a pc grow box im sorry i meant to post indoor