Plant Health

OHP Adds Fungicide to Biosolutions Portfolio

OHP, Inc., has added Grotto fungicide/bactericide to its stable of pest control solutions for the ornamental industry. Available immediately, Grotto is a high-quality copper octanoate, broad-spectrum fungicide that has activity on many greenhouse and nursery fungal and bacterial... more »

The Premix Dilemma

Since I started working at the University of Florida in 1979, tank mixing has been a fact of life. I have a natural aversion to it because of being exposed to growers who mixed insecticides,... more »

Biostimulants in Crop Production: Performance Optimization

Michelle: I got my first introduction to horticulture during a summer internship with Gail Nonnecke and Richard Gladon in the Horticulture Department at Iowa State University. I was hooked! I completed my Ph.D. with Randy... more »

The Importance of Plant Diagnostics

What’s wrong with my crop? That’s one of the most common questions for Extension educators. While some growers can be hesitant to talk about production challenges, others realize that early and correct diagnosis of a... more »

Are XXpire and Altus Neonicotinoids?

Question: I have heard that XXpire is returning to the marketplace for use in greenhouse production systems. However, I am curious; are XXpire and Altus considered neonicotinoids? Answer: You ask a very good question. Nonetheless,... more »

UF Online Greenhouse Training Courses Set to Begin in June

The  University of Florida IFAS Extension is providing eight different four-week,  online greenhouse training courses in English and Spanish. The first course of the year, Greenhouse 101, starts on June 1, 2020. This year the series... more »

AmericanHort Schedules Dates for Fall Events

AmericanHort has announced the dates for four industry events that will be taking place later this fall. The events will address the plant health, retail, nursery and landscape sectors. All four events are still in... more »

UF Announces 2020 Online Training Courses

The University of Florida IFAS Extension has announced the schedule for its 2020 greenhouse training online courses. The four-week  online training courses are offered in English and Spanish. Each course is completely online, and includes streaming... more »

Latest Photos see all »

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

November 2020 GPN
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