This 1985 map showing the recorded distribution of pampas grasses in New Zealand's exotic forests and the degree of infestation compared with the #iNaturalist distribution today is sad and bloody terrifying.
"As yet, no records of pampas in forests south of Nelson."
https://cdm20044.contentdm.oclc.org/digital/collection/p20044coll6/id/155
Then:
"It is cultivated widely in central and southern Europe, in parts of
the United States, and in Hawaii It is naturalised in Australia, France, Spain, Britain, Azores (Tutin 1980), United States, and south Africa, but it is not reported as being a serious weed in any of these countries."
Now:
EU funded 3.5 million euro eradication campaign for 2018–2022
@KorimakoEcology I get so wound up when people refer to it as toetoe and glorify it in gallery photos #thereisadifference
@KorimakoEcology
I’ve added more than a few spots to that map. :(
@KorimakoEcology That's a useful contrast. It seems such a hard lesson for people to learn that it takes many decades, to centuries, for an introduced plant to gradually become an abundant weed. Species after species, we only realise when it's too late. If only we'd take this to heart and stop planting future NZ's weeds everywhere.
@joncounts @KorimakoEcology exponential growth is one hell of a drug.