Category Archives: Ginseng Pest Management

Ginseng Crop Update – Wet Weather and Phytophthora – July 15, 2021

It has been a very wet month in southern Ontario, with especially damp conditions over the past 7 days. There has been approximately 134 mm of rain in Delhi, 148 mm in Port Dover, 112 mm in London and 146 … Continue reading

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Aprovia® Top Fungicide label expanded via Minor Use Program to help manage Alternaria blight on ginseng

By Josh Mosiondz, Minor Use Coordinator, OMAFRA The Pest Management Regulatory Agency (PMRA) recently announced the approval of a minor use label expansion registration for APROVIA® TOP Fungicide for control of Alternaria blight (Alternaria panax) on ginseng in Canada. APROVIA® TOP Fungicide … Continue reading

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Ginseng Crop Update – June 17, 2021

Leafrollers and Leaf Folders This appears to be a bad year for leafrollers/leaf folders in ginseng. Based on previous research we conducted to identify the species, the primary insect growers are dealing with now are leaf folders, although other species … Continue reading

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A Critical Time for Pest Control in Ginseng – Ginseng Crop Update – June 4, 2021

With the prolonged cold weather during emergence this year, ginseng plants will be stressed, and this will make plants much more susceptible to Alternaria leaf blight. Now that canopies have closed and hot and humid weather is forecast for the … Continue reading

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Use of Imidacloprid Insecticide to be Cancelled for Ginseng

The Pest Management Regulatory Agency (PMRA) recently announced the final decision on the re-evaluation of imidacloprid insecticides (Admire, Alias). All uses of these insecticides on root vegetables including ginseng are to be cancelled. Given the lack of alternatives to imidacloprid … Continue reading

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Ginseng Scout Training June 2, 2021

After a one year break, OMAFRA’s Ginseng Scout Training will be held virtually on Wednesday, June 2 from 9 to 11 am. This workshop will go over the symptoms and scouting methods for the major insects, diseases and disorders of … Continue reading

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