Category Archives: Ginseng Production

Ginseng Crop Update – Responding to Storm Damage and High Moisture – Sep. 3, 2026

There are reports of storm damage to ginseng, including damaged shade cloth in some areas and heavy rains in most areas. In addition, there have been 5 straight days of nearly continuous leaf wetness in this area, along with saturated … Continue reading

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Ginseng Crop Update – El Niño, Root Conditioning and New Publication – August 21, 2026

Ginseng is showing early signs of senescence in most gardens, but senescence is more advanced in some areas. Early senescence is often due to hot conditions earlier in the year, moisture stress at times, and root diseases and disorders like … Continue reading

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Ginseng Crop Update – Avoiding “Heat” Stress – June 11, 2026

Rainfall has been highly variable over the past few days. Based on CoCoRaHS observations (https://maps.cocorahs.org/) and local rain gauges, rainfall ranged from 30+ mm from a line north of about Langton to Simcoe to 0 mm closer to Lake Erie, … Continue reading

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Ginseng Crop Update – Frost and Pests – May 22, 2026

Weather, Frost and Disease Some areas have experienced frost damage, mostly during last week’s frost events. Most of the damage is confined to field edges and low areas. We used to think that damage along field edges was due to … Continue reading

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Full Moon and Frost Risk – Is There Really a Connection?

It is May, the time of year when growers constantly watch the weather because the risk of frost is high. Many growers and gardeners consider the May full moon as an important factor for determining when the last frost of … Continue reading

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Ginseng Crop Update – Frost Considerations – May 1, 2026

It is frost season again, and there is a lot of uncertainty at this time of year. Ginseng in older gardens is emerging through the straw and could be susceptible to freezing conditions. Here are some considerations for forecasting and … Continue reading

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