Kew Gardens is to host a medicinal plants festival from 24 May until 7 September 2014.
"Nature’s pharmacy" will include "some of the most dangerous plants in the world".
The displays will include planted medicinal art installations, digital experiences, a deadly poisons trail and 'lost apothecary', the festival.
Meanwhile Roald Dahl’s children's story Charlie and the Chocolate Factory will be brought to life at Kew for Easter 2014 (5 – 21 April 2014) to celebrate 50 years of Charlie and Willy Wonka in partnership with the Roald Dahl Museum and Story Centre.
Kew's Orchid festival will be in the Princess of Wales Conservatory from 8 February to 9 March 2014.
Kew the Music will feature Elvis Costello and Simple Minds.