Tag Archives: Weed control

Ginseng Crop Update – Dealing with Early Senescence, August 28, 2020

Posted on August 28, 2020 by Sean Westerveld

Given the major stresses experienced by the ginseng crop this year, including early frost damage, hot and dry conditions, and high Alternaria pressures, many gardens are senescing early this year. There are a few things to consider for proper management … 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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Waterhemp: A Spreading Invasive Weed in Ontario and Canada

Posted on April 23, 2020 by Sean Westerveld

Kristen Obeid1, Peter Sikkema2, Christian Willemse2, Nicole Langdon2, David Westerveld 2, Marie-Josée Simard3, Martin Laforest3, David Miville4 and Tammy Jones5 Waterhemp (Amaranthus tuberculatus var. rudis) is a relatively new weed in Canadian agriculture cropping systems1. It has been suggested that … Continue reading →

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