as a part of seasonal bedding scheme in a bed on a street. Not sure if it's an annual or perennial.
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according to a couple of books I have looked in (gardening not botanical).Think it is because I think it is a bit slow or needs to have some extra heat to grow it.Having said that my neighbour has given me some large plants.
thanks corylus. looks like it is now called hassleriana instead of spinosa (much prefer spinosa, just because slightly easier to remember)...
Think this is the cultivar Cleome sesquiorgyalis 'Helen Cambell' which is white.
David J Trevan
Lat/Lng: 51.516, -0.1749
OS grid ref: TQ267812