Agriculture
Take control of your environment and say goodbye to mold and the crop losses that come with it.

Plant Breeding as a Strategy Fungal infection resistance in any particular strain of plant can range from immunity (no infection at all) to resistant (some…

Treatment Options Inorganic: Simple chemicals are often an effective and efficient method to prevent and manage fungal infections. Some chemical treatments are safe to use…

Part 1: Background the basics Powdery mildew is a common fungal disease of angiosperms (basically, any plant but conifers). The growing fungus looks grayish white…

Written by Mike Steffes – Quest Dehumidifiers VPD Range Now that we’ve established the importance of transpiration and have some idea of how it happens,…

Written by Mike Steffes – Quest Dehumidifiers Plants survive and grow using sunlight, carbon dioxide, and water plus a number of inorganic elements (N, P,…

Written by Mike Steffes – Quest Dehumidifiers Vapor Pressure Deficit, or VPD for short, helps growers identify healthy air moisture conditions over the full range…

One Way Not to Spray: Keep Dry
Jun 30 2016
Posted by Cannabis Product News – Solutions for a Growing Industry MADISON, Wis. – A long-time partner of the cannabis industry is looking to dry…

There’s a lot to concentrate on if you’re to keep your plants healthy and reap the best harvests: The right light , proper humidity ,…

The Different Grow Room Lights and How You Use Them: Part IV: Fluorescent and LED Lights
Feb 11 2016
While HID lights are the heavy hitters in grow rooms when plants need the most light, both fluorescent and now LED grow room lights have…

The Different Grow Room Lights and How You Use Them – Part III: High Pressure Sodium Lights
Feb 01 2016
High Intensity Discharge (HID) lights are the most popular of the grow room lights used. There are two kinds: Metal Halide (MH) , which we…

HID lights , or High Intensity Discharge lights , are among the most popular of the grow room lights. That’s because they are proven to…

Let there be Light In general, a grow room needs light, light, and more light. The indirect lighting many houseplants do fine with won’t work…

Plants need airborne moisture. In addition, the water vapor (or humidity) in your grow room can determine how healthy your plants are. Healthy plants require…

Dehumidifier Condensate — Best Practices for a Clean Water Supply The last article focused on how dehumidifiers can provide a steady, renewable water supply for…

Did You Know? Your Dehumidifier Can Provide You with a Steady, Renewable Clean Water Supply Regardless of Drought Dehumidifiers are essential to healthy yields,…

Drought has recently become a major concern for some growers. States like Washington, California, and Oregon are seeing major drought issues- water is becoming increasingly…

Dude Grows Podcast with Quest
Jul 28 2015
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,…

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

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

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

Control Humidity to Best Fight Powdery Mildew
May 15 2015
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%…

Let There Be Light – the Right Light
May 13 2015
For Robust Plant Growth and High Yields: Let There Be Light – the Right Light If you want healthy, robust plants that give you the…

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…