high CO2

Part 3 Are you making the mistake of supplementing with CO 2 at night? Don’t. Plants actually need oxygen, not CO 2 , at night—and…

Part 2 With carbon comprising as much as 40% of the plant material in harvest yields, CO 2 is a major plant nutrient that significantly…

Part 1 Most of us think of carbon dioxide (CO 2 ) as “bad,” thanks to today’s news of global warming, but without CO 2…