Tag Archives: Frost

Ginseng Crop Update – Dealing with Cold Temperature Damage May 14, 2021

Posted on May 14, 2021 by Sean Westerveld

Although the past week was not nearly as cold as the same period last year, there has been an extended period of well below normal temperatures. When this has occurred during plant emergence in the past, development of the tops … Continue reading →

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Snow and Freeze Impacts on Ginseng and Lavender

Posted on April 19, 2021 by Sean Westerveld

Snow and cold temperatures are in the forecast for much of Southern Ontario Tuesday and Wednesday nights. Both ginseng and lavender growers have the option to employ row covers to protect tender plants in the spring. Here are things to … Continue reading →

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Experiencing Strange Symptoms on Lavender? Lavender Crop Update July 10, 2020

Posted on July 10, 2020 by Sean Westerveld

Lavandula angustifolia cultivars are in full bloom in most of Ontario, with lavandins starting to bloom further south. Some cultivars are already past peak, progressing through bloom faster due to the hot conditions. It is becoming very dry in most … Continue reading →

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Ginseng Crop Update – Dealing with Frost Damage May 22, 2020

Posted on May 22, 2020 by Sean Westerveld

The damage from last week’s freeze events has become more evident over the past few days. In past frost events, typically the stem is the most affected by frost, either resulting in kinking or splitting. This can weaken the top … Continue reading →

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Ginseng Crop Update – Protecting Frost Damaged Plants – May 13, 2020

Posted on May 13, 2020 by Sean Westerveld

Varying amounts of damage from the past week’s freeze and snow events are being reported depending on the low temperatures in the area, how emerged the crop is, whether row covers were put on the crop, and how much snow … Continue reading →

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What to Expect from Herbicides in Cold Weather — ONvegetables

Posted on May 8, 2020 by Sean Westerveld

Kristen Obeid, OMAFRA Weed Management Specialist – Horticulture I’ve been getting a lot of questions on how well certain herbicides will work in our colder than normal weather. There is no question that cold weather will impact post emergent herbicide … Continue reading →

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