The Alnwick Poison Garden today revealed a new addition known to be "the most venomous of all plants".
The gympie gympie is also known as the 'Australian stinging tree' and the nettle-like shrub's sting has been compared to being burned by hot acid and electrocuted at the same time. It will be kept behind wrought-iron gates in the poison garden, which inside the Alnwick Garden.
It already hosts 100 toxic, intoxicating and narcotic plans including laburnum, atropa, belladonna, opium poppy and marijuana. The name gympie gympie comes from the language of the indigenous Gubbi Gubbi people of south eastern Queensland in its native Australia.