Tag Archives: Insects

Introducing the Ginseng Module of Ontario CropIPM

Posted on April 25, 2025 by Sean Westerveld

Ginseng growers, consultants, and scouts now have a new resource for pest identification, biology, scouting protocols, and best management practices. The new ginseng module of Ontario CropIPM has been launched. The information in this resource is intended to assist in … Continue reading →

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Ginseng Crop Update – April 23, 2025

Posted on April 23, 2025 by Sean Westerveld

Crop Update This is the first ginseng crop update of the 2025 growing season. Following a few winters in a row with well above average temperatures, this winter was relatively normal for both precipitation and temperature. Based on Growing Degree … Continue reading →

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Diseases to Watch Out for in Lavender – August 2, 2024

Posted on August 2, 2024 by Sean Westerveld

Phytophthora Root Rot Given the high rainfall experienced in many areas over the past two weeks, it is not a surprise that Phytophthora root rot has been found in at least one commercial field. What is surprising is that it … Continue reading →

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Ginseng Crop Update – Phytophthora and Fertility After Heavy Rains – July 19, 2024

Posted on July 19, 2024 by Sean Westerveld

Heavy rains in the northern two-thirds of the growing area over the past week are by far the biggest issue in ginseng. Within the ginseng growing area bullseye for rain was the 402-401-403 corridor from Strathroy through to Brantford with … Continue reading →

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Lavender Crop Update – Row Spacing, Heat and Crop Reminders – June 28, 2024

Posted on June 28, 2024 by Sean Westerveld

Lavender bloom continues to be well ahead of normal. In Simcoe the lavandins are coming into full bloom, whereas angustifolias are mostly at or past peak bloom. Row Spacing Considerations The lavender plot at Simcoe is on two side-by-side 4.5 … Continue reading →

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Ginseng Crop Update – Leaf Folders and Diseases – June 14, 2024

Posted on June 14, 2024 by Sean Westerveld

Leaf Folders We are getting reports of significant amounts of leaf folders in ginseng gardens this year (Figures 1 and 2). Most of what we are seeing are leaf folders, but there could be some leafrollers in the mix as … Continue reading →

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