Tag Archives: Ginseng

Ginseng Crop Update – Phytophthora and Weed Management – August 30, 2023

Posted on August 30, 2023 by Sean Westerveld

Due to the heavy rains, especially in the northern and western portions of the ginseng-growing region, Phytophthora is the biggest issue in ginseng now. Most other pest issues have been relatively minor or highly localized this year. Now is also … Continue reading →

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Ginseng Crop Update – Mid-Summer Issues – July 27, 2023

Posted on July 27, 2023 by Sean Westerveld

The ginseng crop is progressing normally with no major disease or insect issues for this time of year across the industry. However, heavy rains have increased Phytophthora root rot issues in many fields. Continued heavy rains could lead to more … Continue reading →

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Ginseng Crop Update – Managing Grubs Without Insecticides – June 28, 2023

Posted on June 28, 2023 by Sean Westerveld

Other than localized storm damage to shade structures over the past few weeks, there are currently no major unusual issues for ginseng. However, prolonged wet, humid and cooler weather over the past week and more wet weather to come this … Continue reading →

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Ginseng Crop Update – Alternaria, Irrigation and Fertility – June 7, 2023

Posted on June 7, 2023 by Sean Westerveld

Foliar Diseases Dry weather conditions and low humidity during warm periods have reduced the risk of most diseases of ginseng. However, frost damage in some gardens and plant stress due to dry conditions can result in increased risk of Alternaria … Continue reading →

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Ginseng Crop Update – May 25, 2023

Posted on May 25, 2023 by Sean Westerveld

It looks like most areas escaped a frost last night, mostly due to a breeze that continued all night that mixed up the air. There is a slight risk again tonight with calmer air, but forecast dewpoints are +1C for … Continue reading →

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Frost Potential for Ginseng May 25 and 26, 2023

Posted on May 23, 2023 by Sean Westerveld

Here we go again on the risk of frost for the ginseng growing areas. The risk appears to be lower at this time but the forecast dewpoint on Weather Underground for Delhi is -1C. Low temperatures are forecast to be … Continue reading →

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