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Agriculture

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

Powdery Mildew and Fungicides: Part 3: Plant Breeding

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…

Powdery Mildew and Fungicides: Part 2: Treatment Options

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…

Powdery Mildew and Fungicides: Part 1: Background

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…

Vapor Pressure Deficit and Indoor Growing: Part 3: Different Stages of VPD

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,…

Vapor Pressure Deficit and Indoor Growing: Part 2: Why is VPD Important?

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

Vapor Pressure Deficit and Indoor Growing: Part 1: What is VPD?

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

Posted by Cannabis Product News – Solutions for a Growing Industry MADISON, Wis. – A long-time partner of the cannabis industry is looking to dry…

Dissolved Oxygen for Better Growth: Part I: What Is It and Why Do Plants Need It?

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 ,…

Fluorescent grow room lights The Different Grow Room Lights and How You Use Them: Part IV: Fluorescent and LED Lights

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…

Lighted incandescent light bulb The Different Grow Room Lights and How You Use Them – Part III: High Pressure Sodium Lights

High Intensity Discharge (HID) lights are the most popular of the grow room lights used. There are two kinds: Metal Halide (MH) , which we…

Metal Halide Grow Room Lights The Different Grow Room Lights and How You Use Them – Part II: Metal Halide Lights

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

The Different Grow Room Lights and How You Use Them- Part I: An Overview

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…

humidity condensing on a leaf Water Vapor in Grow Rooms: Moisture, and How to Measure It – Part I: Relative Humidity

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…

drought Maintaining Grow Room Yields During Drought: Part III

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

drought Maintaining Grow Room Yields During Drought: Part II

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 Maintaining Grow Room Yields During Drought: Part I

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

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,…

Carbon Dioxide and Better Indoor Harvests: 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 they can…

quest-iq-series-equipment Carbon Dioxide and Better Indoor Harvests – 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 drives plants’…

carbon dioxide molecule Carbon Dioxide and Better Indoor Harvests – 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 , plants…

Control Humidity to Best Fight Powdery Mildew

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%…

light Let There Be Light – the Right Light

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

Seedlings For Robust Plant Growth Use the Right Temperatures

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…

For Robust Plant Growth Maintain Proper Humidity Levels

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…