Production

Preconditioning Wood Substrates for Greenhouse Crop Production

The use of wood products in soilless greenhouse substrates continues to increase in popularity and demand around the globe. As more research is conducted and reported, we are learning more about the performance, potential, and... more »

Effective Long-Day Lighting Fixtures

A large number of annual bedding plant and herbaceous perennial species flower earlier when grown under long days. A long day can be as few as 13 hours of light for some crops, while at... more »

SunTracker Updates Free DLI Calculator

SunTracker Technologies has updated its free daily light integral (DLI) calculator tool. The new and improved free online software tool merges ground weather station data with satellite data that provides monthly shortwave (ultraviolet, visible and... more »

HydraFiber Introduces New Resource Library

HydraFiber, the horticultural business of Profile Products, has launched a new digital HydraFiber Resource Library, designed to make it easier for growers and blenders to find information they need to feel confident adopting HydraFiber into their... more »

T.O. Plastics Appoints New Sales and Marketing Director

T.O. Plastics has named Jared Rusch as director of sales and marketing for the horticulture market. Previously, he was the company's Great Lakes regional sales manager for horticulture. In his new role, Rusch will assume full... more »

New Video Addresses Irrigation Water Quality

Paul Fisher at the University of Florida IFAS Extension has produced a new YouTube video (https://youtu.be/lkSiSmDwIqw) that describes how to sample, interpret and solve chemical issues for water used to irrigate greenhouses and nurseries. This... more »

Poinsettia production

Protecting Poinsettias Through Shipping and Finishing Strong

With fall now upon us, poinsettia production is in full swing. From mid-season to finish, it is important to continue watching for common pest and disease problems, such as whiteflies and foliar diseases. Closely monitoring... more »

A Guide to Grafting Tomatoes: Cornell’s Tips for Success

Grafting is an age-old process of connecting the vascular tissues of two distinct plants. The aim of grafting is to combine and utilize beneficial traits of both the rootstock plant and the scion plant (the... 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.
Ben Vliestra
Sidney Phelps
Jennifer Moss
Daniel Norden
W. Garrett Owen
Jessica Montgomery
Elien Peters
Rose Oberholzer
Nikki Melin

April 2021 GPN magazine
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