Tag Archives: Diseases

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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Final Re-evaluation Decisions for Mancozeb and Iprodione: All Uses on Ginseng Cancelled

The Pest Management Regulatory Agency of Health Canada has issued its final decisions on the re-evaluations of mancozeb products (e.g. Dithane, Manzate, Penncozeb, Kingpin) and iprodione (Rovral). All applications of these products to ginseng are being cancelled. Application of these … Continue reading

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Ginseng Crop Update – June 22, 2018

Following heavy rains in many areas earlier this week, many ginseng gardens were flooded, at least temporarily. With the potential for three days of wet weather this weekend the risk of Phytophthora will be greatly increased. The risk will be … Continue reading

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Ginseng Crop Update – June 1, 2018

With the hot, humid weather over the past few days, Alternaria is reportedly showing up in many older gardens. Most of the damage is within the canopy and along the stems. This is where it is most difficult to reach … Continue reading

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Ginseng Crop Update – May 25, 2018

Although ginseng emergence was slow this year, weather conditions have been ideal over the past few weeks for emergence and development. However, it is important keep an eye out for foliar Phytophthora, which usually shows up around this time each … Continue reading

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Ginseng Crop Update May 11, 2018

Ginseng plants are finally beginning to emerge through the straw. There has been a lot of shade damage in some fields due to the wind storm on May 4. For growers with extensive damage that is not fully repaired yet, … Continue reading

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Ginseng Crop Update and New Fungicide Registrations – April 20, 2018

It is will be no surprise to ginseng growers that emergence of ginseng will be late this year, but how late will it be? We have had snow this late in the season before, and sometimes well into May, but … Continue reading

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