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 broad leaf and grass weeds when used at selective rates in agricultural crops and ornamental plantings.

What weeds does simazine control?

This formulation contains 41.9% Simazine which is effective in controlling troublesome weeds such as barnyardgrass, chickweed, carpetweed, crabgrass, lambsquarters, downy brome, fall panicum, filaree, fireweed, foxtail species, goosegrass, henbit, ragweed, wild oats, witchgrass, and more.

How do you mix SIMAZINE 4L?

Add SIMAZINE 4L directly to the spray tank partially filled with clear water. Add any tank mix ingredients, and then add remainder of water. Provide constant agitation during mixing to keep mixture in suspension. Agitation should not be so violent as to cause air bubbles to form in the mixture.

Does simazine kill grass?

One of the more effective herbicide active ingredients on the market is Simazine. This product is known for successfully controlling woody plants as well as annual and perennial grasses.

What is the chemical simazine used for?

Simazine is a pre-emergence herbicide used to control broad-leaved and grass weeds in artichokes, asparagus, berries, broad beans, citrus fruits, coffee, cocoa, hops, maize, oil palms, olives, orchards, ornamentals, sugar-cane, tea, tree nurseries, turf, and vineyards, as well as in non-crop areas (1).

How to Mix Simazine for a Backpack Sprayer

Is simazine the same as atrazine?

Thanks. Simazine is for grass. Atrazine is for broadleaves. Both are root absorbed so they need to be at or below germinating seed level to control a weed.

How long does simazine last in the soil?

Simazine residues may persist up to 3 years in soil under aquatic field conditions.

Will simazine kill trees?

Application. Some pre-emergent herbicides, like simazine -- sold as Princep -- must be mixed with water in a tank and sprayed around your trees. ... Settling creates different concentrations of the herbicide, and the stronger, settled product will damage your trees.

Will simazine hurt Bermuda?

Simazine can be applied when the bermudagrass is nearly dormant, but atrazine and glyphosate must be applied when the bermudagrass is 100-percent brown and dormant, or injury may result that will affect spring green-up. Another factor to consider is annual bluegrass resistance to simazine and atrazine.

Can you spray atrazine on switchgrass?

Glyphosate or paraquat can be applied prior to emergence of switchgrass to control weeds that have emerged. Atrazine PRE on newly seeded switchgrass on both sandy and silt loam soils to control a broad spectrum of annual broadleaf and some grass weeds.

Can you mix simazine and Roundup?

Apply the mixture in 10-40 gals. of water per acre as a postemergence spray to the weeds at the appropriate weed growth stage given on the Roundup label. Add Sentry Simazine 4L to the spray tank first, then add Roundup. Provide constant agitation during mixing and application to keep the mixture in suspension.

Can you spray simazine on corn?

Do not use on any crop in Kern County, California. Add SIMAZINE 4L directly to the spray tank partially filled with clear water.

Do you water simazine in?

Simazine has been found in ground water as a result of its use as a herbicide. Users of this product are advised not to apply simazine where the water table (ground water) is close to the surface and where the soils are very permeable, i.e., well-drained soils, such as loamy sands.

Is simazine a restricted use pesticide?

Simazine is available in wettable powder, water-dispersible granule, liquid, and granular formulations. It may be soil-applied. Not approved for use in EU countries. A U.S. EPA restricted Use Pesticide (RUP) for all land uses because of its potential to contaminate ground water.

Is simazine a good pre emergent?

Simazine is a great product that is very effective against late emerging winter weeds, the ones that you begin seeing in early spring. ... Prodiamine is also a very effective pre emergent, especially against those grassy weeds that come up in the late spring and summer.

What does Atrazine 4L weight per gallon?

Atrazine 4L herbicide contains 4 pounds active ingredient per gallon and 90DF contains 90 percent active ingredient by weight.

When should I apply atrazine?

Hi-Yield Atrazine Weed Killer can be applied early in the morning before temperatures reach 90 degrees if it's expected to get this hot on the day of application. You just do not want to apply during the time of high temperature because your desirable turfgrass is under more stress in high heat.

What does atrazine do to plants?

Atrazine kills plants by disrupting photosynthesis. ... Atrazine selectively kills non-desirable plants (weeds) that compete for water and nutrients with desirable plants (crops, turf- grass). Therefore, it is a useful tool for both agricultural and urban sites.

Does 2,4-D hurt pine trees?

Hi-Yield 2, 4-D Selective Weed Killer is not labeled for trees or similar brush, so it will have little to no effect on the young pines or seedlings. For post-emergent control, you can spot treat with a non-selective herbicide such as Fertilome Brush Killer and Stump Killer with Triclopyr.

Will 2,4-D hurt trees?

Trees can be killed by 2,4-D, as well as shrubs, flowers, and vegetable plants. As a selective weed killer formulated to kill broadleaf weeds, 2,4-D attacks almost all non-grass plants. This includes both evergreen and deciduous trees.

What is the active ingredient in atrazine?

ACTIVE INGREDIENT: Atrazine (2-chloro-4-ethylamino-6-isopropylamino-s-triazine) 41.9% Related compounds 1.1% OTHER INGREDIENTS. 57.0% TOTAL 100.0% This product contains 4 lbs. of atrazine per gallon.

What type of herbicide is atrazine?

Atrazine 50% WP is especially used in corn farming, it is selective/systemic herbicides & translocated both by roots and foliage. It is applied as pre emergence herbicide for annual grassy and broadleaf in crops (maize, sugarcane).

When should you spray princep?

Apply Princep Liquid before weeds emerge or after removal of weed growth. Princep Liquid controls a wide variety of annual broadleaf and grass weeds when used at selective rates in turf and ornamental plantings.

What is simazine herbicide?

Simazine is a herbicide of the triazine class. The compound is used to control broad-leaved weeds and annual grasses.