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Asked by Brad from New Washington Ohio03/16/2015QCan we apply Marengo G on plants inside a poly house in early springA
OHP Marengo G Herbicide application depends on many variables. If you are referring to a green house, it is not labeled to be used in a green house. Please call us at 866-581-7378 so that we can better assist you.
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Asked by Margie from Church Hill, Tn08/31/2017QCan Marengo G be incorporated into the potting medium when potting shrubs?A
OHP Marengo G Herbicide is labeled to be applied over-the-top of listed container-grown ornamentals with adequate precautions.  Per the product label: Ornamentals should be established in the container for at least 1 week to allow the soil to settle and plants should be at least 5 inches tall pr…
Read Full Answer »OHP Marengo G Herbicide is labeled to be applied over-the-top of listed container-grown ornamentals with adequate precautions.  Per the product label: Ornamentals should be established in the container for at least 1 week to allow the soil to settle and plants should be at least 5 inches tall prior to applying Marengo G.Â