![]() Garlic mustard is a biennial weed that generally grows 2-3 feet tall but can reach 6 feet in some cases. Garlic Mustard □: University of Wisconsin-Madison Leaving just one piece of the root intact can lead to even more dandelions. Dandelion taproots are very long, so make certain you get it all. Prefer to go the chemical-free route? You can also remove dandelions by hand using a dandelion removal tool or by simply digging up the taproot. If you already have a dandelion problem, you can use a selective post-emergent broadleaf herbicide to kill each plant individually. ![]() If you apply it any later, the dandelion will still break the surface and take over your yard. Applying it then prevents the seed from germinating. To prevent dandelions before they ever grow, you can apply a pre-emergent herbicide in the late winter. Where Dandelions Thrivesĭandelions are a hardy weed that grow in various conditions, but they thrive in moist, sunny areas. Unlike many lookalike weeds, dandelions only have one stem and one flower per plant – if it has multiple offshoots, it isn’t a dandelion. They are relatively easy to identify with their 1- to 2-inch-wide bright-yellow flower, semi-hard 6- to 24-inch stem and toothed leaves. They crop up in the spring and seem to spread like… well… wildflowers. Dandelion □: NC State Extensionĭandelions are some of the most common perennial weeds in the U.S. You can also take the chemical approach by using post-emergent herbicides like 2,4-D, MCPP and dicamba metsulfuron sulfentrazone and metsulfuron sulfosulfuron or glyphosate. Instead, use a small shovel or spade to dig up the bulbs, which are generally at least 6 inches deep. The bulb at the base of the plant will break off when you try to pull it by hand, and it will grow back quickly. Manual removal is possible, but do not attempt to pull wild onion or garlic by hand. A thick lawn is the best preventative measure, but it doesn’t guarantee you won’t have a few patches crop up. Unfortunately, pre-emergent herbicides don’t affect wild onion and garlic. They can also survive cold and drought, making them a particularly frustrating weed. Wild onion and garlic are hardy weeds that can grow in a wide range of soil types and conditions. Wild onion’s leaves are flat and not hollow. While they have the same basic characteristics, you can identify distinguish wild garlic by its cylindrical and hollow leaves. They are also easy to identify by their strong onion and garlic odor. But you can identify them by their distinct upright stance and small, white flowers in more mature weeds. Wild onion and garlic are perennial weeds with a grasslike appearance, making them harder to spot. Wild Onion and Garlic □: Division of Plant Sciences/ University of Missouri ![]() ![]() If you prefer to go the chemical route to rid your yard of wild violet, you can use a post-emergent herbicide containing 2,4-D MCPP dicamba or triclopyr. Simply moisten the soil and pull upward sharply until the weed and its root release from the soil. If your lawn has existing wild violet weeds in it, you can remove them through manual pulling. Pre-emergent weed treatments are not effective on wild violet. As mentioned above, wild violet prefers areas with minimal grass coverage, and a thick carpet will present a challenge to fledgling sprouts. The best way to control wild violet is by creating a thick, healthy lawn. Though it prefers moist soil, wild violet can survive drought once it’s established. Wild violet grows the strongest in moist, shady areas and spots where grass coverage is thin. It is a low-growing weed that is generally less than a foot off the ground. Wild violet is a perennial weed that is relatively easy to identify thanks to the bright violet or blue flower it produces and its heart-shaped leaves. Our weed identification guide will give you a leg up in eradicating those nutrient-draining eyesores for good and getting the lush lawn you crave. If you want to increase your success at killing every weed in your lawn, being able to identify them and using the proper weed control formulas is critical. Sure, you can buy a generic weed killer and throw it on your yard with some success. Maintaining a healthy lawn starts with proper nutrition, but it also requires careful weed control. ![]()
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