Lighting

LED Lighting and its Effect on Plants, Growers and the World

Growers like Sustainable Local Foods use LED lighting to produce plants year round while keeping costs down.As many growers have found out over the course of human history, even the sun needs some help from... more »

Turning On/Off Supplemental Lighting

An increasing number of growers are using high-intensity lighting during low-light periods to increase crop growth, especially during young plant production. The benefits of increasing the daily light integral (DLI) are well documented and include... more »

Problems with Foot-candles, Lux and Lumens

There are three ways to describe light intensity, but only one of them is appropriate for photosynthesis. Increasing use of light-emitting diodes (LEDs) means that the appropriate unit for light measurement is more important than... more »

Cleaning Up Light Pollution

As competition increases and quality and productivity pressure rises, North American growers are increasingly taking a page from their European counterparts and making lighting a crucial part of their greenhouse production programs. While extending day... more »

How to Specify LED Lighting

When it comes to lighting, the future is upon us. High-powered LED products, once the exclusive province of cutting-edge research, are invigorating today’s commercial greenhouse market. Your new choices, ranging from shelf lights and growth... more »

Simplifying Light

As Roberto Lopez helped more and more growers working to better understand and manage light in their greenhouses, a light bulb came on: There had to be an easier way.Working with graduate student Christopher Currey,... more »

Lighting the Way with LEDs

Light-emitting diodes (LEDs) are one of the trendiest technologies in the greenhouse industry. There are particularly interesting opportunities with LEDs in the production of young plants (plugs and liners) and high-wire vegetable (tomato, cucumber and... more »

Long-Day Perennials

Ornamental herbaceous perennials represent approximately 14 percent of the total value of floriculture crop production in the United States. An increasing number of perennials are grown and marketed in flower. Michigan State University faculty and... more »

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GPN recognizes 40 industry professionals under the age of 40 who are helping to determine the future of the horticulture industry. These individuals are today’s movers and shakers who are already setting the pace for tomorrow.

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