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Simazine 4L

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Target Pests

Simazine 4L is used to control most annual broad leaf and grass weeds: Annual Bluegrass Carpetweed Common Chickweed Crabgrass Foxtails Pigweed ragweed Russian Thistle Wild oats Witchgrass and other weeds listed on the product label.

Application

Apply 1.6 to 2 pints of this product (0.8 to 1 lb. a.i.) per acre in the late Fall when the crop is well established. The application should be timed to coincide with the start of the Winter rainfall period to control germinating annual weeds. A second application at the rate of 1.6 to 2 pints of this product (0.8 to 1 lb. a.i.) per acre can be made in the Spring just after the last cultivation. Use a minimum of 20 gallons of spray solution with ground equipment per acre. For best results, field will have been cultivated one or more times and be relatively weed-free at time of treatment. Irrigation is not required to activate the herbicide if adequate rainfall is received.

Mix Rate

Apply 1.6 to 2 pints of this product (0.8 to 1 lb. a.i.) per acre in the late Fall when the crop is well established. The application should be timed to coincide with the start of the Winter rainfall period to control germinating annual weeds. A second application at the rate of 1.6 to 2 pints of this product (0.8 to 1 lb. a.i.) per acre can be made in the Spring just after the last cultivation. Use a minimum of 20 gallons of spray solution with ground equipment per acre. For best results, field will have been cultivated one or more times and be relatively weed-free at time of treatment. Irrigation is not required to activate the herbicide if adequate rainfall is received.

Active Ingredient

Simazine 41.9%

Simazine 4L

$89.99
$89.99
Simazine 4L is for pre-emergence control of many annual broadleaf weeds and grasses in ornamentals and turf. It controls weeds in forests, greenhouse-grown crops, and nursery-grown ornamentals. Simazine 4L is a herbicide that should be applied before weeds emerge or following removal of weed growth. It controls a wide variety of annual broadleaf and grass weeds when used at selective rates in agricultural and ornamental crops.
Simazine 4L is for pre-emergence control of many annual broadleaf weeds and grasses in ornamentals and turf. It controls weeds in forests, greenhouse-grown crops, and nursery-grown ornamentals. Simazine 4L is a herbicide that should be applied before weeds emerge or following removal of weed growth. It controls a wide variety of annual broadleaf and grass weeds when used at selective rates in agricultural and ornamental crops.

Product Q & A

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A friend in landscape maintenence told me he uses it as a post merge as well. I was wondering if any truth to it.
Richard on Apr 27, 2017
BEST ANSWER: Simazine 4L is for pre-emergence control of many annual broadleaf weeds and grasses in ornamentals and turf. It controls weeds in forests, greenhouse-grown crops, and nursery-grown ornamentals. Simazine 4L is a herbicide that should be applied before weeds emerge or following removal of weed growth.

Does not work as a post emergent, what are you trying to control?

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