Species Detail - Giant Knotweed (Fallopia sachalinensis) - Species information displayed is based on the dataset "The Flora of County Waterford".
Terrestrial Map - 10kmDistribution of the number of records recorded within each 10km grid square (ITM).
Marine Map - 50kmDistribution of the number of records recorded within each 50km grid square (WGS84).
Polygonum sachalinense, Polygonum vivax nom. inval., Reynoutria sachalinensis, Reynoutria vivax, Reynoutria vivax
Invasive Species: Invasive Species || Invasive Species: Invasive Species >> High Impact Invasive Species || Invasive Species: Invasive Species >> Regulation S.I. 477 (Ireland)
(F. Schmidt) Ronse Decr.
1 April (recorded in 2009)
1 December (recorded in 2017)
Paul R Green, The Flora of County Waterford, National Biodiversity Data Centre, Ireland, Giant Knotweed (Fallopia sachalinensis), accessed 08 April 2020, <https://maps.biodiversityireland.ie/Dataset/23/Species/41677>