Category Archives: Ginseng Pest Management

Presidio Fungicide Registered for Use on Ginseng and Tobacco

By: Jim Chaput, OMAFRA, Minor Use Coordinator, Guelph The Pest Management Regulatory Agency (PMRA) recently announced the approval of URMULE registrations for Presidio® Fungicide for control of various diseases on potatoes, ginseng, leafy brassica greens, tobacco and greenhouse ornamentals in … Continue reading

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Ginseng Crop Update – August 19, 2016

The hot and dry weather in early August has resulted in a number of issues in ginseng gardens. These issues include poor berry development, premature senescence, discolouring of leaves due to various root diseases and probably poor root growth. Recent … Continue reading

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Ginseng Crop Update – July 29, 2016

This is the time of year that ginseng leaves may show early senescence or discolouration due to root diseases. Red discolouration is usually a sign of advanced root rots like Cylindrocarpon or Phytophthora, whereas early purpling of the leaves can … Continue reading

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Ginseng Crop Update – July 15, 2016

Cutworms have been reported causing damage to mostly seedlings across the ginseng production area (Figure 1). The cutworms are still relatively small, so it will be important to control them before they cause more extensive damage. Proper timing and application … Continue reading

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Ginseng Crop Update – July 8, 2016

With the very dry conditions we are currently experiencing, it is extremely important to ensure you are irrigating ginseng enough. This is a critical time of year for root development, since leaves are still healthy and green. Any stress at … Continue reading

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Ginseng Crop Update – June 17, 2016

Over the past few weeks we noticed that our 2nd year research garden has a lot of missing plants and what looks like new seedlings emerging. However, when these seedlings were dug up, the roots were those of 2-year old … Continue reading

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Ginseng Crop Update – June 10, 2016

Leafrollers are showing up in large numbers in some areas. The damage begins as rolled up tips or sides of leaves (Figure 1) with no other signs of feeding damage. The caterpillar will be in the centre of the roll. … Continue reading

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