Tag Archives: Diseases

Lavender Crop Update – The Start of Bloom – June 23, 2022

Posted on June 23, 2022 by Sean Westerveld

The first cultivars of Lavandula angustifolia are beginning to bloom in my research plots in Simcoe (Figure 1) and likely other farms in the southwest. ‘Big Time Blue’ was the first to bloom in my cultivar trial. Areas further north … Continue reading →

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Ginseng Crop Update – Nitrogen Fertilization – June 17, 2022

Posted on June 17, 2022 by Sean Westerveld

The ginseng crop is progressing normally this year after several years of spring cold temperature and frost damage. This should reduce pressures of foliar diseases. As temperatures warm, the added stress could lead to higher Alternaria pressures over the next … Continue reading →

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Miltsop® Foliar Fungicide Label Expanded via Minor Use Program to Help Manage Powdery Mildew in Field & Greenhouse Grown Herbs (CG-25) & Field Grown Spices (CG-26)

Posted on June 7, 2022 by Sean Westerveld

By Josh Mosiondz, Minor Use Coordinator, OMAFRA The Pest Management Regulatory Agency (PMRA) recently announced the approval of a minor use label expansion registration for Milstop® Foliar Fungicide for suppression of powdery mildew caused by Sphaerotheca spp., Erysiphe spp., Podosphaera spp. … Continue reading →

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Ginseng Crop Update – June 3, 2022

Posted on June 3, 2022 by Sean Westerveld

Some areas received yet another round of strong thunderstorms with high winds that knocked down shade on Wednesday along with heavy, wind-blown rains. Those gardens knocked around by high winds may be more prone to Botrytis over the next week … Continue reading →

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Ginseng Crop Update – Pest Management During Emergence – May 13, 2022

Posted on May 13, 2022 by Sean Westerveld

With the sudden switch to summer-like weather and plenty of sunshine to heat up the soil, ginseng is rapidly emerging this week. More humid weather is expected over the weekend, and this will increase the risk of foliar diseases, especially … Continue reading →

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Ginseng Crop Update – April 29, 2022

Posted on April 29, 2022 by Sean Westerveld

Ginseng emergence continues to be slow compared to last year, which probably protected the plants from significant freezes the last two nights. Looking at Growing Degree Days (GDD) Base 5°C for the spring up to April 30 at Delhi (including … Continue reading →

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