Giant hogweed Status LU: established. 1st record: LU ~1934, ITW 1980. Rise-Biereklo Status Eur.: established. 1st record: UK 1817. IAS of EU concern (2017). Berce du Caucase, berce de Mantegazzi RA: ISEIA: A3, Black List. Harmonia+: 0,64. Riesen-Bärenklau, Herkulesstaude Wikipedia: … Continue reading Heracleum mantegazzianum Somm. et Lev.