Four Star Turf Management
704.721.3685
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Weed Control
We offer a custom weed control and fertilization Program just for your yard
Pre-emergence herbicides affect germinating seeds. To be effective, the herbicide should be applied two to three weeks before weed seeds germinate. Consequently, pre-emergence herbicides are most effective against annual weeds. For control of summer annuals such as crabgrass, Two application's of pre-emergence herbicides is needed. First application in Febuary and the second in April is most effective in a normal year.
Pre-emergence Herbicides
Pre-emergence herbicides affect germinating seeds. To be effective, the herbicide should be applied two to three weeks before weed seeds germinate. Consequently, pre-emergence herbicides are most effective against annual weeds. For control of summer annuals such as crabgrass, Two application's of pre-emergence herbicides is needed. First application in Febuary and the second in April is most effective in a normal year.
Post-emergence Herbicides
Post-emergence herbicides are used to kill weeds after the weed plants are up and growing. To be effective, most post-emergence herbicides must be absorbed through the leaves; consequently, liquid sprays generally work better than dry, granular materials. However, granular formulations may be the most practical way for homeowners to apply these materials.
