Written by Mike Steffes – Quest Dehumidifiers Why Vapor Pressure Deficit is Important Plants survive and grow using sunlight, carbon dioxide, and water plus a…
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Written by Mike Steffes – Quest Dehumidifiers Why is Vapor Pressure Deficit Important? Vapor Pressure Deficit, or VPD for short, helps growers identify healthy air…
One Way Not to Spray: Keep Dry
June 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…
Commercial growers use basalt (or basaltic) mineral wool in their hydroponic growrooms, and you should consider using it, too. What is mineral wool? Also known…
Creating a cleaner, high-quality cannabis
June 13, 2016
Date: June 13, 2016Contact: Jake Miller, 608-268-5318, jake@lsb.com Editor’s note: Clif Tomasini, Quest Dehumidifier product manager, is available for phone interviews as well as in…
Plants grown in a hydroponic system need dissolved oxygen (DO) in their water to thrive and provide optimal yields; in hydroponic systems, most oxygen absorbed…
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, correct temperatures…
The Different Grow Room Lights and How You Use Them: Part IV: Fluorescent and LED Lights
February 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
February 1, 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 discussed…
HID lights, or High Intensity Discharge lights, are among the most popular of the grow room lights. That’s because they are proven to be effective,…
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…
By Rick Romell of the Journal Sentinel Jan. 3, 2016 The rapidly growing marijuana industry — legal to some degree in much of the…
Water Vapor in Grow Rooms: Moisture, and How to Measure It Part III: Dew Point Temperature
December 10, 2015
There are three ways to measure moisture in a grow. Relative humidity (%RH), grains per pound, and now, dew point temperature. What is dew point…
Water Vapor in Grow Rooms: Moisture, and How to Measure It – Part II: Grains per Pound (GPP)
December 1, 2015
As we discussed last time, relative humidity (%RH) is a way to measure moisture in your grow room’s air. Today, we’ll talk about “grains per…
Water Vapor in Grow Rooms: Moisture, and How to Measure It – Part I: Relative Humidity
November 23, 2015
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…
Maintaining Grow Room Yields During Drought: Part III
October 27, 2015
Dehumidifier Condensate: Best Practices for a Clean Water Supply The last article focused on how dehumidifiers can provide a steady, renewable water supply for “free”…
Maintaining Grow Room Yields During Drought: Part II
October 9, 2015
water reclamation Your Dehumidifier Can Provide You with a Steady, Renewable Clean Water Supply Regardless of Drought Dehumidifiers are essential to healthy yields, thanks to…
Maintaining Grow Room Yields During Drought: Part I
October 1, 2015
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…
Grow Room Dehumidifiers: Capacity and Settings
September 2, 2015
This grower installed a dehumidifier system and wasn’t sure that the dehumidifier had enough capacity. The grower also had questions about the best setting for…
Dude Grows Podcast with Quest
July 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,…
Carbon Dioxide and Better Indoor Harvests: Part 3
July 7, 2015
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 it fine…
Carbon Dioxide and Better Indoor Harvests – Part 2
June 29, 2015
With carbon comprising as much as 40% of the plant material in harvest yields, CO2 is a major plant nutrient that significantly drives plants’ growth…
Carbon Dioxide and Better Indoor Harvests – Part 1
June 16, 2015
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. In this…
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%…