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Category Archives: Ginseng Production
Ginseng Crop Update – May 25, 2023
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
Posted in Ginseng, Ginseng Pest Management, Ginseng Production
Tagged Diseases, Frost, Ginseng, herbicide, herbicide injury, Insects, Pest Management
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Frost Potential for Ginseng May 25 and 26, 2023
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
Risk of Frost for Ginseng this Week – Plan Now – May 15, 2023
Although the weather forecasts generally still show low temperatures above freezing every night this week in the ginseng production area (as of Monday at noon), the risk of frost especially Wednesday night is relatively high. This is because of the … Continue reading
Posted in Ginseng, Ginseng Pest Management, Ginseng Production
Tagged Diseases, Frost, frost protection, Ginseng
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Ginseng Crop Update – Crop Emergence – April 21, 2023
The warm temperatures and sunny conditions last week have accelerated ginseng crop emergence. As of April 20, 103 Growing Degree Days (GDD) (Base 5) has accumulated at Delhi. This is 30 GDD above normal for this time of year. On … Continue reading
Posted in Ginseng, Ginseng Pest Management, Ginseng Production
Tagged Diseases, emergence, Frost, Ginseng, Pest Management
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Irrigation Scheduling Resources for Ginseng Growers – Ginseng Crop Update – July 6, 2022
Much of the ginseng-production area has received little to no rain over the past month. Combined with average temperatures and lower humidity, this has kept disease pressures, especially Alternaria and Phytophthora, lower than normal except in areas with lingering root … Continue reading
Posted in Ginseng, Ginseng Production
Tagged Ginseng, Irrigation, Irrigation scheduling, production practices
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Hot Weather Impact on Plant Water Demand – How Can We Measure?
By: Rebecca Shortt, Water Quantity Engineer, OMAFRA It has been hot and dry in SW Ontario in June. What is the impact on plants? And how do we measure the water demand? One thing I think we forget is that … Continue reading