Gardeners' World
      Episode 28 (24x28)
      
      : 
      A visit to the tranquil woodland garden Colonel 
Harry Clive created for his wife Dorothy. She died in the 1950s, but the garden is still planted for year-round interest. Plus a look around the Warwickshire grounds of Horticulture Research 
International, an organisation which reveals new techniques for growing mini veg for maxi crops. With Geoff Hamilton , Dr Stefan Buczacki, Pippa Greenwood and Nigel Colborn.