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Nutsedge, also known as nutgrass, is a grass-like lawn weed that can be a homeowner’s worst nightmare. It is a tough weed that can quickly take over your lawn and landscape beds, and it can be difficult to control.
In this article, we will provide you with a comprehensive guide on how to get rid of nutsedge and keep it from coming back.
Table Of Contents
Understanding Nutsedge
Nutsedge is a grassy weed that is often mistaken for turf grass. It has a yellow-green color and a spiky head that sets it apart from other grasses. Nutsedge grows from tiny tubers and rhizomes, which can quickly spread and form new plantlets.
Identifying Nutsedge
To effectively control nutsedge, you need to be able to identify it. Nutsedge has a v-shaped stem and narrow linear folded midrib blades. It grows in patches and can quickly take over sections of your yard. It is most commonly found in areas of high moisture, such as poorly drained soil or irrigation systems.
Cultural Controls
The first step in controlling nutsedge is to implement cultural controls. This includes maintaining proper height and irrigation for your turf type. Mow your lawn at the highest settings to prevent nutsedge from getting the sunlight it needs to grow.
Water your lawn deeply and infrequently to encourage deep root growth and discourage nutsedge growth.
If you have poor drainage areas or soil compaction, consider core aeration to improve soil health. This will also help your lawn compete with nutsedge. Additionally, hand weeding can be an effective approach for small areas of the lawn.
Herbicide Products
If cultural controls are not enough, you may need to use herbicide products to control nutsedge. There are two types of herbicides: pre-emergent and post-emergent. Pre-emergent herbicides prevent nutsedge from germinating, while post-emergent herbicides kill existing nutsedge plants.
When choosing a herbicide product, make sure it is labeled for nutsedge control and follow the instructions carefully. Nutsedge killer ready-to-spray formulas are a popular choice for homeowners. They provide a complete kill of nutsedge, including the tiny tubers that can regrow.
Best Forms of Weed Prevention
The best form of weed prevention is to maintain a thick, dense lawn. This will prevent nutsedge from getting the sunlight it needs to grow. Additionally, proper irrigation and cultural practices will help your lawn compete with nutsedge.
If you have a new lawn or are reseeding, choose a species of tall grass that is less susceptible to nutsedge. In general, dark green turfgrass with a low length is less susceptible to nutsedge than other species of lawn grasses.
Conclusion
Nutsedge can be a pesky weed to control, but with the right approach, you can keep it from taking over your lawn and landscape beds. Implement cultural controls, use herbicide products when necessary, and maintain a thick, dense lawn to prevent nutsedge from growing.
With a little hard work and persistence, you can have a weed-free carpet of green grass.
Frequently Asked Questions (FAQs)
What is the main cause of nutsedge?
Nutsedge thrives in moist soil and is most problematic in hot weather. Poor drainage areas, soil compaction, and overwatering can all contribute to nutsedge growth.
What is the best herbicide product for nutsedge control?
When choosing a herbicide product, make sure it is labeled for nutsedge control and follow the instructions carefully.
Can nutsedge be hand weeded?
Hand weeding can be an effective approach for small areas of the lawn. However, it can be difficult to remove all of the nutsedge roots, which can regrow.
How can I prevent nutsedge from growing in my lawn?
The best form of weed prevention is to maintain a thick, dense lawn. Additionally, proper irrigation and cultural practices will help your lawn compete with nutsedge.
What is the best way to get rid of nutsedge in my garden bed?
The best way to get rid of nutsedge in your garden bed is to hand weed or use a post-emergent herbicide product. Make sure to follow the instructions carefully and avoid getting the herbicide on your desirable plants.
