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gntry 23-07-2004 11:02 AM

japanese knotweed
 
Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg



Vox Humana 23-07-2004 04:24 PM

japanese knotweed
 

"gntry" wrote in message
...
Has anyone had any success in eradicating this terrible annoyance?


There has been a lot of discussion here about that topic. If no one
responds, you can do a search of this group using "Japanese knotweed" as key
words.
http://www.google.com/advanced_group_search?hl=en



Vox Humana 23-07-2004 05:02 PM

japanese knotweed
 

"gntry" wrote in message
...
Has anyone had any success in eradicating this terrible annoyance?


There has been a lot of discussion here about that topic. If no one
responds, you can do a search of this group using "Japanese knotweed" as key
words.
http://www.google.com/advanced_group_search?hl=en



[email protected] 23-07-2004 06:13 PM

japanese knotweed
 
On Thu, 22 Jul 2004 09:01:35 -0400, "gntry" wrote:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg

I haven't completely eradicated it, but it definitely is unhappy and
not growing back with its usual gusto. Chopping it down or rooting it
out are useless. It starts panicking and then grows and spreads even
faster. Poison is what I've reluctantly resorted to, Roundup extra
strength.


Swyck

Vox Humana 23-07-2004 07:01 PM

japanese knotweed
 

wrote in message
...
On Thu, 22 Jul 2004 09:01:35 -0400, "gntry" wrote:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg

I haven't completely eradicated it, but it definitely is unhappy and
not growing back with its usual gusto. Chopping it down or rooting it
out are useless. It starts panicking and then grows and spreads even
faster. Poison is what I've reluctantly resorted to, Roundup extra
strength.


I saw a website that recommended injecting herbicide into the main stem.



[email protected] 23-07-2004 07:02 PM

japanese knotweed
 
On Thu, 22 Jul 2004 09:01:35 -0400, "gntry" wrote:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg

I haven't completely eradicated it, but it definitely is unhappy and
not growing back with its usual gusto. Chopping it down or rooting it
out are useless. It starts panicking and then grows and spreads even
faster. Poison is what I've reluctantly resorted to, Roundup extra
strength.


Swyck

Janet Baraclough.. 23-07-2004 07:02 PM

japanese knotweed
 
The message
from "gntry" contains these words:

Has anyone had any success in eradicating this terrible annoyance?


My son moved to a place with a walled city garden which was
wall-to-wall,solid 12ft high JKW. We cut, dried and burned it, and as
soon as new shoots appeared (fast) they were pulled up before they
reached ankle height. Pulling does more damage to the plant than
cutting.

You really have to keep on top of all the re-growth before it develops
enough leaves to photosynthesise. That way you gradually starve the
roots to death. Don't compost the pulled shoots or throw them on waste
ground. It was a continuous effort for two growing seasons but it
worked.

Janet.


Vox Humana 23-07-2004 08:02 PM

japanese knotweed
 

wrote in message
...
On Thu, 22 Jul 2004 09:01:35 -0400, "gntry" wrote:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg

I haven't completely eradicated it, but it definitely is unhappy and
not growing back with its usual gusto. Chopping it down or rooting it
out are useless. It starts panicking and then grows and spreads even
faster. Poison is what I've reluctantly resorted to, Roundup extra
strength.


I saw a website that recommended injecting herbicide into the main stem.



Ann 26-07-2004 12:36 AM

japanese knotweed
 
"gntry" expounded:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg


One of the only plants I'll haul out the big guns for. You can pull
it until the cow come home, you might succeed, if you're vigilant
enough.

You can hit it with Roundup as it flowers, for some reason the plant
is very weak then and susceptible. Follow up any stragglers in 6
weeks. I dislike using chemicals, this is one of two plants I will
use them against. The other is poison ivy.
--
Ann, Gardening in zone 6a
Just south of Boston, MA
********************************

Vox Humana 27-07-2004 04:04 AM

japanese knotweed
 

wrote in message
...
On Thu, 22 Jul 2004 09:01:35 -0400, "gntry" wrote:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg

I haven't completely eradicated it, but it definitely is unhappy and
not growing back with its usual gusto. Chopping it down or rooting it
out are useless. It starts panicking and then grows and spreads even
faster. Poison is what I've reluctantly resorted to, Roundup extra
strength.


I saw a website that recommended injecting herbicide into the main stem.



Vox Humana 27-07-2004 05:03 AM

japanese knotweed
 

wrote in message
...
On Thu, 22 Jul 2004 09:01:35 -0400, "gntry" wrote:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg

I haven't completely eradicated it, but it definitely is unhappy and
not growing back with its usual gusto. Chopping it down or rooting it
out are useless. It starts panicking and then grows and spreads even
faster. Poison is what I've reluctantly resorted to, Roundup extra
strength.


I saw a website that recommended injecting herbicide into the main stem.



[email protected] 27-07-2004 05:04 AM

japanese knotweed
 
On Thu, 22 Jul 2004 09:01:35 -0400, "gntry" wrote:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg

I haven't completely eradicated it, but it definitely is unhappy and
not growing back with its usual gusto. Chopping it down or rooting it
out are useless. It starts panicking and then grows and spreads even
faster. Poison is what I've reluctantly resorted to, Roundup extra
strength.


Swyck

Ann 27-07-2004 05:07 AM

japanese knotweed
 
"gntry" expounded:

Has anyone had any success in eradicating this terrible annoyance?

Thanks,
Cg


One of the only plants I'll haul out the big guns for. You can pull
it until the cow come home, you might succeed, if you're vigilant
enough.

You can hit it with Roundup as it flowers, for some reason the plant
is very weak then and susceptible. Follow up any stragglers in 6
weeks. I dislike using chemicals, this is one of two plants I will
use them against. The other is poison ivy.
--
Ann, Gardening in zone 6a
Just south of Boston, MA
********************************

Janet Baraclough.. 28-07-2004 03:02 PM

japanese knotweed
 
The message
from "gntry" contains these words:

Has anyone had any success in eradicating this terrible annoyance?


My son moved to a place with a walled city garden which was
wall-to-wall,solid 12ft high JKW. We cut, dried and burned it, and as
soon as new shoots appeared (fast) they were pulled up before they
reached ankle height. Pulling does more damage to the plant than
cutting.

You really have to keep on top of all the re-growth before it develops
enough leaves to photosynthesise. That way you gradually starve the
roots to death. Don't compost the pulled shoots or throw them on waste
ground. It was a continuous effort for two growing seasons but it
worked.

Janet.



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