Powdery Mildew and Fungicides: Part 1: Background

Powdery mildew is a common fungal disease of angiosperms (basically, any plant but conifers). The growing fungus looks grayish white and powdery. The beginning of a powdery mildew infection. Powdery mildew disease is caused by an infection from one of the many fungal species of the family Erysiphaceae (ee-rhy-suh-facie). Powdery mildews live, for the most […]

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

Written by Mike Steffes – Quest Dehumidifiers Why Vapor Pressure Deficit is Important Plants survive and grow using sunlight, carbon dioxide, and water plus a number of inorganic elements (N, P, K, Ca, Mg, etc.). Plant metabolism runs off of two major classes of reactions: Light dependent reactions- these use water and produce oxygen as […]

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

Written by Mike Steffes – Quest Dehumidifiers Why is Vapor Pressure Deficit Important? VPD helps a grower identify healthy air moisture conditions over the full range of growing temperatures. Vapor pressure deficit correlates directly to plant transpiration rates. Using VPD to fine tune water flow through the plant gives the grower another “control knob” in […]

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Creating a cleaner, high-quality cannabis

Date: June 13, 2016 Contact: 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 person at booth No. 41 at the NCIA Cannabis Business Summit & Expo, June 20-22 in Oakland. Creating a cleaner, high-quality cannabis Quest Dehumidifiers launches initiative to reduce need […]

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