For Wanda Ventham fans, if you can view it, she is appearing on tonight's BBC2 Chelsea programme with (rather better-known!) son, Benedict Cumberbatch. Those outside the UK can probably view it by using a proxy server or some such.
http://www.tvguide.co.uk/detail/1959170/98636863/rhs-chelsea-flower-show-2014#.U3pXQXZqlLo