Thanks for all the encouragement. Went back to the plot yesterday to get a better idea of what we've inherited:
A small shed
Two gooseberry bushes
Three rows of very prickly raspberry canes.
Two rhubarb plants
A row of very sorry looking savoy cabbage
A good size strawberry patch - all netted over
A thornless blackberry
A selection of PSB
A nicely netted row of green cabbages
Two Daleks
Two plastic chairs
A water butt
Large pile of wood/posts/stakes
Big collection of nets
a couple of as yet unidentified plants
A small shed

Two gooseberry bushes
Three rows of very prickly raspberry canes.
Two rhubarb plants
A row of very sorry looking savoy cabbage
A good size strawberry patch - all netted over
A thornless blackberry
A selection of PSB
A nicely netted row of green cabbages
Two Daleks
Two plastic chairs
A water butt
Large pile of wood/posts/stakes
Big collection of nets
a couple of as yet unidentified plants
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