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Posted by David E. Ross on February 9, 2008, 8:11 pm
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> Gas Bag wrote:
>> X-No-Archive:
>>
>> For longer than I care to remember, I've been getting drainage
>> problems because of tree/plant roots growing into my drain pipes every
>> few months or so. I have become well familiar with the issue. If the
>> problem isn't too bad, I usually pour a few scoops of Root Rid (Copper
>> Sulfate) crystals into the drain, last thing at night. If the root
>> problem is more serious, I get a plumber to clear the drains with one
>> of those roto tools. This clears out the roots thoroughly and the
>> drains are cleared. I then keep up the Root Rid treatment for a few
>> more weeks. The problem is the roots grow back later.
>> I've been dealing with this problem for years and years, and I've had
>> enough. I want to know if there is anything that is EXTREMELY toxic to
>> tree/plant roots. I don't just want to use a chemical that will repel
>> them from growing in the drains - no. Rather I want to use something
>> that will kill the offending tree/plant, or poison it as thoroughly as
>> possible. What is the equivalent of "cyanide" for a tree or plant that
>> I can put into my drains last thing at night? The bottom line is I
>> don't just want to repel the roots, I want to thoroughly poison the
>> tree.
>
> An alternative is a plastic pipe liner. Impervious to roots.
>
>
This is also my recommendation. Your problem indicates that there is a
break or separated joint in your drain line. It doesn't take a tree to
clog it. Any plant, even annuals, can cause problems.
--
David E. Ross
Climate: California Mediterranean
Sunset Zone: 21 -- interior Santa Monica Mountains with some ocean
influence (USDA 10a, very close to Sunset Zone 19)
Gardening pages at <http://www.rossde.com/garden/>
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