caron filter

i bought this new filter from target for 15 its a frebreeze carbon filter and i was wondering if thids would be good to cover the smell of 1-2 plants it say it cover 6x6 fets so idk any comments owuld be great

http://www.acehardwaresuperstore.com/febreeze-true-air-odor-eliminator-p-84440.html?ref=42