Does Your Garden Have V.P.D.???

Consistently low RH will often cause very slow growth or even stunting. Today, we introduce you to the real science behind Vapor Pressure Deficit (VPD) and what it means to your bottom line. Continue Reading


Relative humidity in your indoor garden

What is Relative Humidity? Humidity is a term used to describe the concentration of water in the air. Warmer air can hold more water vapor; the maximum amount of water that air can hold is contingent upon the temperature of the air; the warmer the air the greater amount of water vapor that can be held. ┬áThe capacity of water that the air can hold changes with temperature. ┬áThe temperature also influences the volume of water that the air can … Continue Reading