Production
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Hand-in-hand with hydroponics
Hydroponics is a way of growing plants without soil, but that doesn’t mean it is all media-less. Media is often used as a way to stabilize plants and provide a place for root development. THE... more »
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Investing in your plant health
In its simplest terms, integrated pest management (IPM) is a decision-making process that combines tools and strategies to identify and manage pests. Integrated plant health management (IPHM) takes things a step further, emphasizing a more... more »
Dr. Bugs: Resulting resistance
Answer: Insecticides are used to manage populations of insect pests including aphids, fungus gnats, leafminers, mealybugs, thrips and whiteflies in greenhouse production systems below plant-damaging levels. However, continual reliance on insecticides with the same mode... more »
Forty Under 40 Perspectives: Frost protection using irrigation
When I began working at Bailey Nurseries as an assistant foreman in plant health, I had a lot to learn despite a degree in horticulture and 10 plus years working in the industry. The scale... more »
Duets: Peat industry confusion
Joining me to discuss peat moss is James Altland, research leader for the Application Technology Unit of the USDA Agricultural Research Service in Wooster, Ohio. James earned his undergraduate degree in 1995 at Penn State... more »
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Dramm, CE-Line patnership brings real-time nutrient testing
The Dramm Corp. announced their partnership with CE-Line to provide in-line nutrient testing of irrigation water in North America. CE-Line is a unique, laboratory quality, nutrient analysis system that automatically samples water throughout the day.... more »
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Irrigating with technology
Well-designed irrigation systems can help increase efficiencies in greenhouses and nurseries with labor savings and optimizing water delivery for plant growth. Automation provides a systematic and reliable way of delivering water while pairing irrigation with... more »
Forty Under 40 Perspectives: Keeping fields cleaner
When one of my friends asked me what I did for fun in winter, my wife quickly chimed in and said: “He reads seed catalogs.” I had to pause for a moment, but then realized... more »
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Technically Speaking: A 2024 LED lighting update
Light-emitting diodes (LEDs) have become the “go to” fixture type for most horticultural lighting applications. Growers are replacing high-pressure sodium (HPS) with LEDs, often delivering a higher intensity than before. In addition, new supplemental lighting... more »
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Dr. Bugs: Stratiolaelaps scimitus
The Dr. Bugs column helps GPN readers answer questions. In this column, Raymond Cloyd addresses biological control agents and information on fungus gnat larvae and predatory mites. Question: I want to try using biological control... more »