Tue 05 May 2004Old and new inspire Chelsea gardenersBRITAIN: King Arthur, Nelson Mandela and the Teletubbies are the inspiration behind some of this year's most eclectic entries at Britain's annual Chelsea Flower Show, the headline event for gardeners around the globe.The sell-out show, which officially opens today, features about 600 exhibitors, and includes 52 gardens exhibited under the categories of show, chic, courtyard or city.