Tag Archives: Frost

Ginseng Crop Update – Dealing with Frost and Leaf Folders – May 15, 2025

Posted on May 15, 2025 by Sean Westerveld

Frost Risk Once again, a cold snap at the end of the long weekend and into next week could bring the risk of frost to frost-prone areas. As of May 15, none of the forecasts show freezing conditions, and dewpoints … Continue reading →

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Ginseng Crop Update – Leaf Folders & Forecasting Frost Events – May 8, 2025

Posted on May 8, 2025 by Sean Westerveld

Time to Spray for Leaf Folders Last year, some growers saw an explosion of leaf folders that caused considerable damage. By the time growers noted the problem, it was too late to control them. This is because leaf folders, unlike … Continue reading →

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Comments on Frost Risk for Ginseng – May 30, 2024

Posted on May 30, 2024 by Sean Westerveld

Environmental Canada has issued a frost advisory for most of the ginseng production area for overnight tonight (May 30-31, 2024). Patchy frost is possible in the area. Here are some reminders on assessing the risk of frost in your area. … Continue reading →

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Lavender Crop Update – Removing Row Covers – February 27, 2024

Posted on February 27, 2024 by Sean Westerveld

The weather has been unseasonably mild all winter long. Now that both warm and sunny weather have arrived, the risks to lavender from spring freezes becomes a concern. Floating row covers work great to protect lavender in late fall and … Continue reading →

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Lavender Crop Update – May 26, 2023

Posted on May 26, 2023 by Sean Westerveld

There have been several frosts over the past week. Although it was probably not cold enough to cause major damage in most areas, it is possible flower buds may have been affected if you are in a particularly frost prone … 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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