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Part I: 3 Keys to Keeping Your Water Needs Modest Drought has recently become a major concern for some growers. States like Washington, California, and…


Demystifying Dehumidification: A Chat with QUEST’s Clif Tomasini- Are you using a standard residential dehumidifier in your growroom? Beware; you’re setting yourself up for failure,…


Part 3 Are you making the mistake of supplementing with CO2 at night? Don’t. Plants actually need oxygen, not CO2, at night—and they can provide…


Part 2 With carbon comprising as much as 40% of the plant material in harvest yields, CO2 is a major plant nutrient that significantly drives…


Part 1 Most of us think of carbon dioxide (CO2) as “bad,” thanks to today’s news of global warming, but without CO2, plants wouldn’t thrive.…


April 23, 2015 Confusion Over Pesticide Rules Presents Conundrum for Colorado Growers “John Andrle, the owner of Denver rec shop L’Eagle Services, estimated that 95%…


the Right Light Robust Plant Growth and High Yields If you want healthy, robust plants that give you the best yields, you need the right…


In order to grow properly, plants need proper humidity, temperature, and light. Too little or too much of any of these elements could mean overly…


To grow properly, plants need proper humidity, temperature, and light levels. If plants get too much or too little of these elements, the resulting stress…



Prevention Is Best Once powdery mildew develops, there’s always a chance that traces of it will remain in your harvest — even if you treat…


How Do You Treat It Once It’s Occurred? Let’s Talk! Quest is the industry leader in energy-efficient dehumidification solutions in the agriculture industry. If you’ve…



related articles This is first in a series of articles related to powdery mildiew. Part II: how do you treat it once it’s occurred? Part…


Some powdery mildew fungi, especially those on rose, apple, and cherry are favored by high humidities. Overcrowding and shading will keep plants cool and promote…