When the grass dies, many homeowners get tempted to replace the dead grass using shortcuts. They think installing sod on top of dead turf is a better idea. This article is for you if you are wondering whether you can lay sod over dead grass. Keep reading.
It’s a bad idea to lay sod over dead grass since decomposing grass develops a slime or an acid that is harmful to the sod. Additionally, the dead grass will establish an ideal environment for weeds to resurface. It will also cause fungal lawn diseases on your new sod.
Can You Lay Sod Over Dead Grass?
It’s not advisable to sod over dead grass. The grass might harm your new sod as it is highly acidic. Also, it will infect the sod with fungal lawn diseases and boost the reemergence of weeds.
However, many think dead grass provides beneficial nutrients to the sod above. But that’s not the case. Your sod may never root on dead grass, and you’ll have to redo the entire project.
Here are the reasons;
1. The decomposing grass is highly acidic.
This acid reduces as the grass decomposes further. However, if you lay sod on top of that dead grass, it won’t break down quickly. This means the dead grass will contain the acid, which is a severe threat to the sod above. This acid will;
- Lower the number of essential nutrients in the new sod
- Increase toxic elements in the sod
- Hinder root development
2. The dead grass establishes an ideal environment for weeds’ reappearance.
The weeds will absorb most of the essential minerals that would otherwise benefit your new sod. This problem degrades your sod, making it prone to diseases and drought.
3. It infects sod with fungal lawn diseases.
This fungus attacks your new sod’s developing roots and tissues. The sod will rot and turn from green to brown or black.
How Do You Replace Dead Grass with Sod?
Remove the dead grass before laying new sod. This task involves a multi-step process. Read on.
a). Remove the entire lawn of dead grass using a sod cutter.
b). Get rid of all debris in the area and till the soil. Ensure you dig at least 15 cm or 6 inches in depth.
c). Add compost and any essential additives to the soil.
d). Smoothen your lawn by rolling and levelling the entire area.
e). Water the ground and lay your new sod.
Frequently Asked Questions (FAQs)
Q: Should dead grass be removed?
A: Yes. It’s better to rid of dead grass as it weakens and destroys the grass around it. Therefore, it’s advisable to remove it.
Q: Do I need to remove grass and weeds before adding sod?
A: It’s crucial to remove weeds and grass before adding sod if you need a healthy lawn. Failure to do this the weeds and old turf will resurface and infiltrate your new sod.
Q: What is the fastest way to remove dead grass?
A: The best and quickest way to eliminate dead grass is by use of a regular rake, dethatcher, and lawnmower. First, remove the topmost part of the dead grass by scrapping using a rake or dethatcher. Get rid of that waste using a lawnmower.
Final Thoughts
It’s not advisable to lay sod over dead grass. Although some people think that’s the way to go, it isn’t. the practice is associated with several problems;
- Boosting the reappearance of weeds
- Infecting the lawn with fungal lawn diseases
- Increasing the level of toxic elements like acid in the sod
Therefore, the best practice is to remove the dead grass before laying the new sod.