Plant Health

Register Now for Free Webinars on Pest Management, CEA Lighting

Registration is now open for two free webinars being offered by GPN magazine — one on pest management and the other on lighting options for controlled environment agriculture. The first webinar, "Identifying and Controlling the... more »

Pesticide Recertification Credits Available at Northeast Greenhouse Conference

Attendees at the Northeast Greenhouse Conference and Expo will have an opportunity to earn pesticide recertification credits during the conference's technical program.  A total of 12 hours of presentations (credits will vary by state) will... more »

OHP to Introduce New Herbicide

OHP, Inc. has announced the federal registration of Fortress ornamental herbicide, a pre-emergent granular product that provides control of broadleaf and grassy weeds. Fortress provides exceptional weed control without harming sensitive plants such as perennials and grasses and... more »

Nufarm Launches 2019 Rewards Program

Nufarm has launched its 2019 Nufarm Edge Rewards Program, offering ornamental and turf professionals the ability to earn  incentives across Nufarm’s largest lineup of products to-date. Greenhouse and nursery growers, golf course superintendents and lawn... more »

Mind Those Mites: Scouting and Control Tips for Poinsettia

Most growers would agree that summer conditions favor spider mites. Warm temperatures shorten life cycles, causing explosive mite populations. As weather shifts from hot and dry to cooler conditions with longer nights during poinsettia season,... more »

What About the Effect of Fungicides on Bees?

Question: We hear so much about the supposed negative effects of the neonicotinoid systemic insecticides on bees; however, what about the effects of other pesticides such as fungicides? Answer: You ask a very good question.... more »

Aquaculture + Hydroponics = Aquaponics

Joining me this month is Todd Guerdat, assistant professor of agricultural engineering at the University of New Hampshire. Todd received his undergraduate degree from the University of North CarolinaWilmington in 1999. He then managed the... more »

Online Disease Management Course to Begin in October

The University of Florida has received a new education grant from the American Floral Endowment that will help improve Spanish language access to the university's online grower courses — including the Disease Management course that... 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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