Tag Archives: pest control

Ginseng Crop Update – Spring Considerations – April 14, 2020

This is the first ginseng crop update of the 2020 growing season. This spring represents some unique challenges for ginseng production. The primary concern is the availability of labour and the timing of pulling shade over the gardens. There are … Continue reading

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Pest Control Product Changes for Ginseng Growers for 2020

Due to re-evaluations by PMRA and new registrations there are several changes to pest control product options for the 2020 growing season. Ginseng growers will have to adjust product rotations accordingly.

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Managing Multiple Diseases at Once in Ginseng – Crop Update, June 20, 2019

This has been a challenging year for disease management in ginseng. In addition to the earlier issues with root diseases, especially Phytophthora, we are now dealing with high pressures of Alternaria (Figure 1) and Botrytis (Figure 2). It can be … Continue reading

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Managing Phytophthora Leaf Blight – Ginseng Crop Update – May 31, 2019

The persistent wet and cool conditions have resulted in very high risk of foliar Phytophthora. After the wet conditions last fall and this spring, there is a high amount of inoculum of Phytophthora in low areas in most gardens. When … Continue reading

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Basil Downy Mildew Update – June 27, 2018

There have been no official reports of basil downy in field grown basil so far this year. However, basil downy mildew is usually present to some extent on greenhouse grown basil in garden centers in the spring. Often the disease … Continue reading

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How are pesticides registered in Canada?

Pesticide Registration in Canada and Ontario By Allison Moorman, OMAFRA-University of Guelph USEL Student A pesticide, or pest control product, is a substance (insecticide, fungicide, or herbicide) used to prevent, destroy or repel pest organisms. All products applied to a … Continue reading

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