![]() It is stronger than household vinegar and can burn your hands, so wear gloves. If you prefer more organic methods of killing Nimblewill, try agricultural vinegar. Click here to view our page on Overseeding Lawns. Follow good overseeding practices for best results. You will most likely need to reseed after all the plants have completely died. Spot spraying Round-UP is the best choice to reduce as much damage to good grass as possible. Broadleaf weed herbicides do not have any affect on nimblewill. The most common active ingredient in home and commercial non-selective herbicides is glyphosate, the active ingredient of Round-Up. These are also called "All Vegetation Killer" and will kill all the grass and weeds it touches. You can also use a non-selective herbicide, such as Round-Up and similar products. Non-Selective Herbicides such as "Round-Up" However, read and follow the label directions carefully. It comes in an 8oz bottle and uses 1 teaspoon per gallon. Tenacity can be purchased online or may be found at some home and garden stores. It cannot be used on the following turfgrass: It can be safely used on the following grass without harm, when used as directed: You may see very little or no effect next spring. Do not spray when the target weed is dormant. It may take about 10 days to begin to see results, but the nimblewill will soon die after that. Use Tenacity when the grass is green and growing. There may be some "whitening of the grass blades" on some turf grasses, such as fescue, but it is temporary and will grow out. Tenacity can control over 40 types of grassy and broadleaf weeds in turf and can be used on newly established grass as well as older turf. The herbicide's trade name is "Tenacity" produced by Syngenta. There is now a selective herbicide that will control nimblewill in turfgrass. "Tenacity Herbicide" Kills Nimblewill, but Not Your Grass Bagging the grass can help, but is not a cure. In this way, the weed can spread quickly beyond its original starting point. The seeds discharged by the mower can start new plants where ever there is enough sunlight and warmth. Mowing can also help spread this invasive perennial grass. In summer the entire plant will be green with stalks of finger like seed heads. Where the horizontal stems touch the ground, any node can root and start another plant. While the center of the plant grows upright, the outer stems often grow horizontally before bending upright. The photo above shows a single plant with upright growing stems. ![]() In other words, it is the growing points along the stolon. "Nodes" are swollen areas of the stolon containing special cells designed to produce new plants identical to the mother plant. These stolons can produce new plants at the nodes. It produces short stolons that grow horizontally on the surface of the soil.
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