Species Detail - Giant Hogweed (Heracleum mantegazzianum) - Species information displayed is based on the dataset "The Flora of County Waterford".

Terrestrial Map - 10km

Distribution of the number of records recorded within each 10km grid square (ITM).
Live Map

Marine Map - 50km

Distribution of the number of records recorded within each 50km grid square (WGS84).
Live Map

Species image

Heracleum mantegazzianum
Giant Hogweed
N/A
Invasive Species: Invasive Species || Invasive Species: Invasive Species >> High Impact Invasive Species || Invasive Species: Invasive Species >> Regulation S.I. 477 (Ireland)
heman
Sommier & Levier
flowering plant
Species
13
5
3
03/05/1997
28/06/2005
2 January (recorded in 2018)
7 December (recorded in 1987)
Paul R Green, The Flora of County Waterford, National Biodiversity Data Centre, Ireland, Giant Hogweed (Heracleum mantegazzianum), accessed 05 April 2020, <https://maps.biodiversityireland.ie/Dataset/23/Species/29131>

Records per month (across all datasets)

Records per year (across all datasets)