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The septic contractor found a large mass of tree roots in the tank and recommended that we flush about 10 pounds of copper sulfate down the toilet. He said this would eventually kill the roots.

If the roots are too stubborn to clear with root killer, rock salt or copper sulfate, and DIYing the task isn’t an option, it’s time to call a professional plumber. An expert can find the ...

Q: About 10 years ago, I put root kill (copper sulfate) through the sewer line, as directed, to deal with silver maple roots. Shortly afterward, the flourishing 40-year-old maple in our front yard ...

If you live in a house, it may be time to start looking into whether there are tree roots blocking your sewer ... it’s a job for a professional. Although copper sulfate gets the job done ...

Q: My sewer is backing up into my floor drain. I had roots cleared from the sewer line a few months back, but they seem to keep coming back. Any hints? A: For those not familiar with this issue ...

If there is leaching from the existing roots, how long a period must ... come into contact with the treated area. The copper sulfate that comes into contact with the surrounding landscape can also ...

Copper sulfate (This is available via pet or aquarium stores and is used to combat algae or it is sold by home improvement stores as a root killer. Make sure the product is pure copper sulfate and ...