Category Archives: Ginseng Pest Management

Control of Scentless Chamomile in Ginseng

Posted on October 19, 2021 by Sean Westerveld

Growers are reporting increasing issues dealing with scentless chamomile in ginseng, which has become a problem weed in many crops. Scentless chamomile (Matricaria perforata), also known as scentless mayweed, is a short-lived perennial or sometimes annual, closely resembling stinking mayweed, … Continue reading →

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Ginseng Crop Update – Fall Armyworm on Rye Cover Crops – August 31, 2021

Posted on August 31, 2021 by Sean Westerveld

Growers are noting significant damage from fall armyworm on rye cover crops used before ginseng planting and rye nurse crops used to anchor the straw after planting. Wheat is also likely to be affected. There has been a major outbreak … Continue reading →

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What is the Value of the Ginseng Canopy Late in the Season? Ginseng Crop Update August 18, 2021

Posted on August 18, 2021 by Sean Westerveld

Ginseng growers have faced many weather-related challenges this year that have stunted the canopy, increased disease, caused earlier senescence of leaves and collapsed shade structures. When making decisions about how much to invest in protecting the ginseng canopy after damage … Continue reading →

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

Posted on July 15, 2021 by Sean Westerveld

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

Posted on July 7, 2021 by Sean Westerveld

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

Posted on June 17, 2021 by Sean Westerveld

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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