What is the best tree root killer for sewer lines?

Author: Nellie Kohler  |  Last update: Tuesday, September 23, 2025

Copper sulfate crystals can be found at your local hardware store or garden supply center. These crystals can be used to kill roots inside the sewer lines – by pouring one-half cup of crystals into your toilet, they can travel along the pipes until they come to the obstruction.

What is the best chemical for killing tree roots in a sewer line?

Try Copper Sulfate

Copper Sulfate is also effective in killing roots in your sewer line pipes. You can get it at your local hardware store. Just pour about half a cup down the toilet and flush as many times as needed to wash it off.

How to unclog a sewer line with tree roots?

The best way to safely and effectively remove tree roots from your sewer line is to work with a professional who has the tools and expertise necessary to locate the source of the problem and clear out the pipe. Consult with local sewer professionals to see if anyone offers a free sewer camera inspection.

Do tree root killers work in sewer lines?

In cases of extensive roots in your sewer pipes, chemical and foaming root killers may have limitations. While these products can be effective against moderate root intrusions, severe cases may require repeated applications or more invasive measures.

What is the strongest root killer?

What's the best type of root killer to use? Foaming root killers are often the top pick since they expand and coat the entire pipe, making sure all roots are targeted. Copper sulfate is also popular, but you need to be careful if you have a septic system, as it can cause issues there.

Top 5 Best Root Killers for Sewer Lines #2024 -Ultimate Buyer’s Guide

What kills tree roots the fastest?

Rock salt, Epsom salt, and even table salt are popular chemical methods of killing tree roots and removing them with greater ease. Consider this method before removing a tree's stump, as it can take care of the whole setup at once.

How long does it take for copper sulfate to dissolve tree roots?

Copper sulfate will require several days to several weeks to work, although spectacular results are sometimes obtained when a rapid breakdown of the organisms within the root mass is achieved and flow is quickly restored.

Does sewer line insurance cover tree roots?

In most cases, if the issue doesn't qualify as a covered loss, you probably won't be allowed to file a claim. Here's a list of sewer line-related problems that a typical homeowners policy will not cover: A tree root breaks into your sewer line and blocks flow, resulting in water damage to your home.

How long does it take for tree roots to grow back in the sewer line?

Tree roots can grow into sewer pipes in a matter of weeks or take several years, depending on conditions. Symptoms include slow drains, strange odors, and sinkholes in your yard. Tree roots seek out moisture from even the smallest pipe cracks. Regular sewer line maintenance can prevent costly repairs.

How often should I use root killer in my pipes?

When underground plumbing is likely to experience a blocked drain from tree roots then root killer should be applied every 30-60 days.

How to clear a main sewer line clog yourself?

Your step-by-step guide: How to clear a main sewer line clog
  1. Step 1: Loosen the cap on the drain pipe. ...
  2. Step 2: Open the cap and let the buildup drain out. ...
  3. Step 3: Feed the auger cable into the drain pipe. ...
  4. Step 4: Run the auger until the clog is clear—and beyond. ...
  5. Step 5: Hose down the pipe and auger cable.

How to remove tree roots from sewer line permanently?

Root Killers and Chemical Treatments: Root killers such as copper sulfate root killer and other specially formulated chemicals can help dissolve tree roots in sewer lines. Copper sulfate works by killing the roots that have entered the pipes, without harming the tree itself.

How much does hydro jetting cost?

Hydro jetting costs $475 on average but range from $350 to $600. A plumber can give you a quote and get rid of your sewer clog. Having to keep your plumber on speed dial is no fun for any homeowner. If chronic sewer clogs are giving you issues, it might be time to call in the big guns.

How long does a zep root killer take to work?

Has kept tree roots out of my sewer pipes for years after I had issues in past. Was recommended by my plumber. i just bought it and used it for the first time, it takes quite sometime to do its job up to a month or more to kill the rooots and have them disolve.

Does root killer really work?

The Short Answer Is: While commercial-grade tree root killers can be effective in temporarily alleviating clogs caused by tree roots in main sewer lines, they may not provide a long-term solution and could harm the overall health of the tree.

How much does sewer line insurance cost?

Sewer line coverage varies in cost but can generally be obtained for $5 to $15 per month, depending on your property size and the area in which you live. Because sewer line incidents often cost upwards of $10,000 to repair, many homeowners consider sewer line coverage a good investment.

Will State Farm pay for tree removal?

If a windstorm causes a tree to fall and it damages your covered real property, then coverage is provided to remove the tree from the house, fence, carport or garage to perform repairs to that property. State Farm will also provide up to $500.00 to remove the tree debris from the residence premises.

What is the cheapest way to replace a sewer line?

Trenchless sewer repairs, such as pipe lining or pipe bursting, are typically 30-40% less expensive than traditional excavation and less invasive. Traditional excavation, which involves digging a trench to access the damaged pipe, is usually more expensive and can cause significant damage to your yard.

Should I buy a drain snake or call a plumber?

If your clog is still stubbornly in place, consider a drain snake. There are cheap plastic ones and hand-cranked metal models, either of which might snag the offending blockage with no need for a plumber. But if you still can't get to the root of the problem, it's time for professional assistance.

How much does Roto-Rooter camera inspection cost?

Roto-Rooter video camera inspections cost $295 to $350 on average. Some Roto-Rooter franchises charge a $70 to $200 trip fee that applies to the cost of inspection and repairs. Technicians provide exact prices after evaluating the problem in person.

Is foaming root killer better than copper sulfate?

Today, foaming root killer is deemed a more modern and more effective root treatment method than copper sulfate and has become the preferred option for tackling root problems. Not only can it kill existing roots but the best part is it prevents roots from growing back.

Will vinegar dissolve tree roots?

Yes, Vinegar is another household item that can be used to kill a tree's root system. Mix a solution of equal parts water and vinegar and pour it into the holes drilled into the tree stumps.

Previous article
What is the best mouse repellent for storage?
Next article
Is it OK to leave house fan on overnight?