How to Get Rid of Bermuda Grass in St Augustine? Solution

If you have a St Augustine lawn and have noticed that Bermuda grass is creeping in and taking over, do not panic. Bermuda grass is a common problem that many homeowners face, but it can be dealt with in a few simple steps. Here’s how to get rid of Bermuda grass in your St Augustine yard.

What is Bermuda Grass and How Does it Affect My St Augustine Lawn?

How to Get Rid of Bermuda Grass in St Augustine

Identifying Bermuda Grass

Bermuda grass, also known as Cynodon dactylon, is a warm-season grass that is commonly found in the Southern United States. It has a distinctive green-gray color and can grow rapidly, spreading both above and below the ground.

Why is Bermuda Grass a Problem?

The problem with Bermuda grass is that it can quickly take over a lawn and invade other grass species, like St Augustine grass. If left unchecked, it can become an aggressive weed that is difficult to control.

How Does Bermuda Grass Affect St Augustine Grass?

When Bermuda grass starts to invade a St Augustine grass lawn, it competes for sunlight, nutrients, and water. This competition can weaken the St Augustine grass and cause it to suffer, leaving your lawn looking less than perfect.

Can Bermuda Grass Be Removed from My St Augustine Lawn?

Manual Removal of Bermuda Grass

The first step to removing Bermuda grass from your St Augustine lawn is to manually remove as much of it as possible. This can be done by using a shovel or a hoe to dig up the grass and its roots. It is important to remove as much of the roots as possible, as Bermuda grass can regrow from even the tiniest piece of root left in the ground.

Using Herbicides to Kill Bermuda Grass

If you have a large infestation of Bermuda grass, manually removing it may not be practical. In this case, using a herbicide such as atrazine may be a more effective way to get rid of the grass. Atrazine is a selective herbicide that can kill Bermuda grass without harming St Augustine grass.

Replacing Infested Areas with Sod

If the infestation is too severe, you may need to replace the affected areas with new St Augustine sod. This can be a time-consuming and costly process, but it is a surefire way to get rid of the Bermuda grass and ensure that it does not come back.

How to Prevent Bermuda Grass from Invading My St Augustine Lawn

Maintaining a Healthy St Augustine Lawn

Maintaining a healthy St Augustine grass lawn is key to preventing Bermuda grass from invading. A healthy lawn will be a richer green and will have a deeper root system, making it harder for Bermuda grass to take hold.

Reducing Lawn Stress

Stress can weaken your St Augustine grass and make it more susceptible to invasions from Bermuda grass. To reduce lawn stress, water regularly, fertilize appropriately, and mow frequently. Tall grass supports deeper roots, which can help your lawn withstand stress and competition from Bermuda grass.

Proper Lawn Mowing Practices

Finally, proper lawn mowing practices can go a long way in preventing Bermuda grass from invading. Mow your lawn frequently, but do not cut it too short. Bermuda grass does not suffer when cut short, but St Augustine grass does. Also, avoid mowing your lawn too closely near the edges, as this can create areas where Bermuda grass can invade.

Bermuda Grass vs St Augustine Grass: What’s the Difference?

Appearance and Growth Habit

Bermuda grass has a finer blade and a denser growth habit than St Augustine grass. St Augustine grass is coarser and has a more distinct, brighter green color.

Drought Tolerance

Bermuda grass is more drought tolerant than St Augustine grass. It can survive with less water and can even go dormant during drought conditions. St Augustine grass needs more water and can suffer during dry spells.

Cold Tolerance

St Augustine grass is more cold tolerant than Bermuda grass. It can survive in cooler temperatures and can even go dormant during winter months. Bermuda grass will die back during cold weather and may need to be replanted.

Q: What is the problem with bermuda grass in St. Augustine yards?

A: The problem with bermuda grass in St. Augustine yards is that it can take over the lawn and compete with the desired St. Augustine variety, which can result in an unsightly and unhealthy lawn.

Q: Can bermuda grass be removed from St. Augustine grass without killing the St. Augustine?

A: It is very difficult to remove bermuda grass from St. Augustine grass without killing the St. Augustine in the process. The most effective way to remove bermuda is to kill it completely.

Q: What are some common bits and pieces of bermuda found in St. Augustine yards?

A: Common bits and pieces of bermuda found in St. Augustine yards include runners or rhizomes, which can easily spread and take over the lawn.

Q: Why does bermuda grass thrive in taller grass?

A: Bermuda grass thrives in taller grass because it needs sunlight to survive. Tall grass provides shade that other grasses cannot compete with, allowing bermuda to grow and spread.

Q: What is the benefit to growing taller-than-normal St. Augustine?

A: The benefit to growing taller-than-normal St. Augustine is that it can shade out bermuda grass and prevent it from growing and spreading.

Q: How can bermuda grass be killed in St. Augustine yards?

A: One effective way to kill bermuda grass in St. Augustine yards is to apply a herbicide containing glyphosate. Another method is to mow the lawn very low to remove all the bermuda grass and then keep it regularly maintained to prevent it from returning.

Q: Can bermuda grass be completely eradicated from St. Augustine yards?

A: It is very difficult to completely eradicate bermuda grass from St. Augustine yards, as it is a highly invasive species. However, with consistent effort, it can be kept under control.

Q: Will bermuda grass eventually win in a competition with St. Augustine grass?

A: In most cases, bermuda grass will eventually win a competition with St. Augustine grass, as it is a more aggressive species and can quickly take over a lawn.

Q: Is there a slower-growing variety of bermuda grass that can be used in St. Augustine yards?

A: Yes, there are some slower-growing varieties of bermuda grass that can be used in St. Augustine yards, but it is still important to keep it under control and prevent it from taking over the lawn.

Q: Can removing bermuda grass be a DIY project or should a professional be hired?

A: Removing bermuda grass can be a DIY project, but it requires consistent effort and can be time-consuming. Hiring a professional may be a quicker and more effective solution.

Conclusion

By following the above methods, you can remove Bermuda grass from your St Augustine lawn effectively. Taking precautions and preventing the grass from growing in the first place is the most effective strategy! Remember, a healthy lawn is a resilient lawn, so maintain it regularly and be vigilant for any signs of a Bermuda grass invasion.

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