Vegetable Crops: Cucumber, Garlic, Lettuce, Muskmelon, Watermelon, Squash, Pumpkin and Parsnips: Applications and Timings

Excerpt from Chapter 13, Publication 75, Guide to Weed Control, Order this publication

Applications and Timings

• Apply all treatments in 100-200 L/ha (40-80 L/ac) water except where otherwise noted.
• Herbicide Application Timings:
  • Soil Applied Treatments include:
    • Preplant (PP) - Also see Chapter 6, Special Methods of Weed Control for details of products, rates and remarks.
    • Preemergence (PRE) - Rainfall of 15-20 mm within 7-10 days after application is necessary to activate preemergence treatments. Shallow cultivation, rotary hoeing or harrowing will control weed escapes and improves herbicide activity in the absence of rainfall.

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Related Links

... on general Weed topics
... on general Vegetable topics
... on pesticide labels, search the PMRA website
... on weed identification, order OMAFRA Publication 505: Ontario Weeds
... on weed control, order OMAFRA Publication 75: Guide To Weed Control

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