Water Treatment Solutions for your Cannabis Greenhouse

Major water quality considerations and ways to treat your water for optimal greenhouse production.   When it comes to irrigation, cannabis cultivators get their water from a variety of sources. Whether it’s well, surface, or municipal water, it’s important to have a water treatment system in place to ensure optimal plant growth. If you’re reading…

The Importance of Measuring Vapor Pressure Deficit

By Joey Carnicle Vapor Pressure Deficit (VPD) is a pressure value that combines both temperature and relative humidity(RH). VPD allows growers to understand stress in their plants. It is a measure of the evaporation potential, or the difference in “wetness” (the amount of water vapor), of the air at the leaf versus the “wetness” of…

An Introduction to Vapor Pressure Deficit

How well do you understand temperature and relative humidity? By Harry Connor Vapor Pressure Deficit (VPD) is used by growers to assess how dry the air is at a given moment. If the air is too dry, photosynthesis will stop in order to protect the plant from exhaustion. Photosynthesis is the process of converting sunlight,…

Odor Control for a Cannabis Greenhouse

The following is an edited version of our article on cannabis odor control strategies for grow rooms and commercial greenhouses, published in High Times. — Sweet, skunky, minty, fruity… the aroma of cannabis is an essential feature of the crop, and a key indication of characteristics and quality. Cannabis’ odor is created by terpenes, oil-producing…