By George F. Van Patten.

Plants can use up to five times more CO2 than naturally occurs in the air. CO2 , essential to photosynthesis, is often the most overlooked element limiting plant growth. Fertilizing the air with CO2 can shorten growing time and double your harvest!

Packed with the most up-to-date facts and figures on CO2, Gardening Indoors With CO2 shows you how to put CO2 to work in your garden room or greenhouse for super results!

96 pages, 5 1/2 x 8 1/2