Growing Media

Maximizing Hydroponic Crop Production

Penny Goff, general manager and co-owner of Gritt’s Midway Greenhouse in Red House, W. Va., says all of the greenhouse vegetable growers she knows who grow hydroponically use some type of substrate. “Hydroponics to me means growing with water, not necessarily in water,” Goff says. “Growing in a substrate that doesn’t have any nutrient-holding capabilities.” …

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Growing Media & pH

Although most growers are familiar with pH, few realize how complex this property really is. In general, the term pH refers to the acidity/alkalinity of a growing medium. However, these factors also influence the availability of many nutrient elements as well as physiological responses within the plant. The following information reviews the basic concepts of …

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