Plant Health

IPM Variety Show to Take Place in January

The Tri-State IPM Variety Show will take place in Manchester, Maine, Jan. 7; Durham, New Hampshire, Jan. 8; and Burlington, Vermont,Jan. 9 This year’s workshop program on greenhouse and high tunnel integrated pest management is... more »

MSU Extension Now Offering Online Greenhouse Courses

Registration is now open for the winter sessions of three self-paced courses in Michigan State University Extension’s Online College of Knowledge greenhouse series: Greenhouse and Horticultural Lighting, Biological Control for Greenhouse Growers and Floriculture Root Zone Management. The courses serve as an... more »

APHIS Creates Informational Page on Tomato Virus

The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) posted an informational web page on Tomato brown rugose fruit virus. On November 15, 2019, APHIS issued a Federal Order imposing restrictions on imports of tomato and pepper... more »

UConn to Host Webinar Series on Nutrient Management

The Greenhouse Extension team at the University of Connecticut is hosting a four-part webinar series on nutrient management and root health in hydroponically-grown leafy greens. The webinars will take place Dec. 2-6, from 12-1 pm EST. Each webinar will be 30 minutes... more »

A Clean Approach

As many of you greenhouse dwellers may know, growing beneath a canopy is somewhat different than traditional, outdoor gardening. While the sun provides some heat and light, it’s up to you to ensure your plants... more »

What Are the “New” Pesticides for Use in Greenhouse Production Systems?

Question: I am wondering if you could provide an update on the “new” pesticides (insecticides and miticides) that can be used against insect and mite pests of greenhouse-grown horticultural crops. Answer: You ask a very... more »

Biobest Hires New Tech Support Director

On Oct. 1, Martin Zuijderwijk joined the Biobest group as director technical support services. Born and raised in the heart of the greenhouses sector in The Netherlands, Martin has been working in the horticultural crop... more »

Syngenta Parent Company Invests $2 Billion to Combat Climate Change

On Oct. 22, the parent company of Syngenta Flowers and Syngenta Plant Protection announced it will spend $2 billion over the next five years to help prepare for and tackle the increasing threats posed by... 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

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