We were invited to lunch by the Stuart-Smiths to see the wonderful garden they have made in a strange bit of countryside sandwiched between the M1 and Hemel Hempstead:  part semi-formal garden, part wilderness, with banks of high flowers in beds, a meadow planted with north American prairie plants and an immaculate vegetable garden.   This is the semi-formal garden:

This is the meadow with a corrugated iron shed designed by Ptolemy Dean:

This is the vegetable garden:

This is the sunken courtyard garden with steel tanks and a Corten wall: