Plant Health

AmericanHort Welcomes USDA Funding for Plant Pest Solutions

The United States Department of Agriculture’s (USDA) Animal and Plant Health Inspection Service has just released its plan for strategically deploying over $58 million in special Farm Bill funding to protect agriculture and horticulture from... more »

Syngenta Fungicide Receives EPA Registration

The U.S. Environmental Protection Agency (EPA) has granted federal registration of new Segovis fungicide from Syngenta. State registrations are pending. Segovis controls downy mildew and Phytophthora spp. on ornamentals crops, trees and shrubs in greenhouses and nurseries.... more »

Selecting Mixed Containers for the Masses

Combination planters in the garden center isn't a new concept, but it continues to grow in significance for mass market growers. With more and more consumers having less time, less knowledge and less interest in... more »

Potted Flowering Crops — What Are Your Worst Enemies?

This is the final article in the "worst enemies" series and will cover some of the most important flowering crops from hydrangea, cyclamen and geranium to Easter lily, poinsettia and orchids. The characteristics of potted... more »

Celebrating 25 Years

GPN is now 25 years old and we have so much to celebrate! 25 REASONS YOU NEED TO READ GPN IN 2016 1) Fresh new look and logo coming in January. 2) New and improved... more »

What’s Next?

In case you hadn't noticed, GPN turned 25 years old this year. For the past quarter of a century, GPN has been providing our readers with the must-have information they need to grow healthy and... more »

New Diseases on the Horizon

Does it seem like every time you turn around, you are hearing about a new disease, insect or weed? The better our diagnostics are, the more things we find. It is also common that new... more »

Explaining Azadirachtin and Neem

Question: What is the difference between azadirachtin and neem? Answer: Neem is not a single substance but is a general term for both azadirachtin and neem oil, which are derived from the neem tree, Azadirachta... more »

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