Greenhouse Product News

Figure 1. Hanging baskets decrease the light intensity and the ratio of red to far-red light, which trigger the shade-avoidance response to crops below.

Technically Speaking: The Shade-Avoidance Response

Most plants can tolerate a wide range of light environments. They use different receptors, called photoreceptors, to perceive the different dimensions of light: intensity (or quantity), quality (or spectrum), and duration (or photoperiod). Photoreceptors then... more »

GPN Names New Editorial Director

Great American Media Services, publisher of Greenhouse Product News (GPN), Lawn & Garden Retailer and Big Grower, has appointed Abby McGarry (Kleckler) to the role of editorial director of its horticulture division. McGarry isn't a... more »

New Greenhouse-Grown Cut Crops Expand Options for Growers

Every year, a few new cut flower crops appear on the market. Usually new introductions are an improvement on an existing variety, or a line extension of new colors added to an existing series that... more »

The GPN Team at CAST 22: Stephen Kloosterman, Kim Sammartino and Tim Hodson

Editor’s Letter — Miles of Smiles

I flew west, finding flowers and new enthusiasm for my work. As the new managing editor of Greenhouse Product News, I was blessed recently with the chance to attend California Spring Trials, aka CAST. I... more »

Management — Growing Labor Pains, Part 3

If you take a two-hour drive east from Chicago, you pass a mixture of suburbs, small cities and some classic Midwest family farm country. Then you get to the industrial areas of Indiana — that... more »

GPN’s New Varieties Week Returns in May

GPN is excited to announce the return of New Varieties Week, which will take place May 17 to 19. The online event will feature 60-minute webcasts by companies presenting their new introductions for the 2023... more »

Vaughn’s View: Colorful, Exciting & Distinctive Perennials

The breeding, trialing, selection and introduction of new perennials continues relentlessly with a focus on ease of production, heat tolerance, unique colors, disease resistance, durability, extended flowering period, and... more »

Holistic Prevention of Plant Diseases the Best Practice

It’s funny if you realize that we have embraced (more or less) a holistic approach to our own health. We believe that doing certain things like exercising, eating better foods and avoiding smoking can help... more »