A very invasive weed that can send its roots down a several feet. A couple of inches of cut root will make a new plant, or spores can spread it like wildfire. Waxy, so very difficult for most weedkillers to grip and kill.
The EU banned the only weedkiller that actually did the job (Ammonium Sulphamate) because the Irish didn't want to kill a dog...
Quote:
The pesticides review by the European Union led to based herbicides containing ammonium sulfamate becoming unlicensed, and therefore effectively banned, from 2008. This situation arose as the Irish Rapporteur refused to review the data supplied unless it contained details of animal testing on dogs. As there was already substantial animal data within the package supplied the data pack holder felt further tests without substantiation would cause unnecessary animal suffering. Its licence was not withdrawn on grounds of safety of efficacy
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http://en.wikipedia.org/wiki/Ammonium_sulfamate
Anyway, our local area was free of this pest until our direct neighbour imported it in contaminated soil he "recovered" from a building site.
4 years ago he had a 1 sq metre patch of it, and a few roots sent up shoots into our garden all Spring and Summer (which all I dug out carefully, or crushed and poisoned).
The next 3 years I gave him my supply of weedkiller to kill it off, but he hardly used the weedkiller all.
This year he has around 14 sq metres of the stuff and has decided to ignore it totally.
I have just found several sprouts coming up in our lawn, 3 metres from our common boundary. Weedkiller is not an option in the lawn, or at least not any weedkiller which would be effective.
We have been good neighbours since we first arrived here, but now his total lack of interest has left me exasperated.
He won't even allow me to enter his garden to hoe it all down and then use weedkiller on the regrowth. The garden is mostly unused apart from drying laundry, they have no pets and no children.
What should I do?