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Atrazine is a chlorinated herbicide of the triazine class. [2] It is used to prevent pre-emergence broadleaf weeds in crops such as maize (corn), [3] soybean [3] and sugarcane and on turf, such as golf courses and residential lawns.
These types of weeds can be hand-pulled, or you can apply a preemergent herbicide without nitrogen fertilizer. Rainfall or irrigation is needed to dissolve the herbicide. oykuozgu - Getty Images
Herbicides do not prevent weeds from germinating but they kill weeds as they grow through the herbicide-treated zone by affecting the cell division in the emerging seedling. Dithiopyr and pendimethalin are preemergence herbicides. Weeds that have already emerged before application or activation are not affected by pre-herbicides as their ...
For example, if St. Augustine grass is kept at 4 inches, it should be mowed before it reaches a height above 6 inches. Schiavon recommends mowing when it reaches 5.2 inches.
Fertilizers can contaminate ground water. Thankfully, there's a better way. Thankfully, there's a better way. In fact, there are plenty of lawn alternatives that result in a pretty yard with less ...
It can be found in lawns and other turfgrass, especially centipedegrass and St. Augustine grass. [7] It is a weed of ornamentals, where it can be harder to control than in lawns, because fewer herbicides are approved for use on ornamental herbs and shrubs than on turfgrasses. [2]