NewsgalleryKew Gardens giant plantsThe Dasylirion wheeleri makes a bid for freedom at Kew GardensBookmarkShareNewsByRobert Cumber10:22, 19 AUG 2015Updated10:32, 19 AUG 2015A huge plant spike from the desert shrub Dasylirion wheeleri peeks out of the roof of the Princess of Wales Conservatory at the Royal Botanic Gardens, Kew (Royal Botanic Gardens, Kew)1 of 4A huge plant spike from the desert shrub Dasylirion wheeleri peeks out of the roof of the Princess of Wales Conservatory at the Royal Botanic Gardens, Kew (Royal Botanic Gardens, Kew)2 of 4A huge plant spike from the desert shrub Dasylirion wheeleri peeks out of the roof of the Princess of Wales Conservatory at the Royal Botanic Gardens, Kew (Royal Botanic Gardens, Kew)3 of 4The giant titan arum plant, famed for its nauseating smell when in flower, at Kew Gardens (Royal Botanic Gardens, Kew)4 of 4