Production

Purple vs. Pink vs. White LED Fixtures

There are two primary types of light-emitting diodes (LEDs) used in horticultural applications. The first type is an LED that emits a specific color of light, such as blue light or red light (Figure 1).... more »

Getting to the Root of Saving Time, Space and Money

Time is money for growers. That’s why they are always looking for ways to eliminate/simplify their growing processes. By creating more turns in the greenhouse, they can grow their profits. To help growers with this... more »

Plug & Cutting Conference Cancelled

As Hurricane Florence made it way up the Atlantic Coast toward North Carolina, AmericanHort has announced it would be cancelling its Plug & Cutting '18 conference. The conference had been scheduled to take place Sept.... more »

Commercialization of Intelligent Sprayer Technology Receives Approval

In late August, the  U.S. Department of Agriculture's Agricultural Research Service (ARS) and Smart Guided Systems, Inc. announced a licensing agreement for the commercialization of smart sprayer technology. Heping Zhu, USDA ARS Wooster, designed the Intelligent Spray Control... more »

Consortium to Offer Webinar on Standardized Horticultural Lighting Label

The Greenhouse Lighting and Systems Engineering (GLASE) consortium will present a webinar on a newly proposed standardized horticultural lighting label. The webinar will take place on Sep 7., at 2:00 pm eastern time. Recent advances... more »

Signify Introduces New LED Toplighting with Higher Output

Signify (formerly Philips Lighting) has introduced the new Philips GreenPower LED toplighting high output with a light efficacy up to 3.0 µmol/J and an output of 800 µmol/s. The new module will help greenhouse growers improve the... more »

New — and Newly Discovered — Tools for Growers

When thinking about managing water have you ever sat back and said, “There’s got to be an easier way.” I know I have a once or twice. If you’ve ever thought/spoken aloud that iconic phrase,... more »

Using a GA to Increase Plant Height

There are a number of reasons why a grower might want to increase the height of a plant. Most commonly, plants are too short because a plant growth retardant (PGR) was applied at too high... 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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