[missmoneypenny]

It’s a Black Russian, so far it’s the only one out of 10 plants to sport this. Is it the dreaded blight? The leaves and stem of the plant look Ok. They are outdoor grown. I water once a week generally. Thanks for any opinions.

[mumofstig]

It looks as if it could be  whip any browning fruits and leaves off, as they appear and keep your fingers crossed for the rest.

[jezza]

Hello it probably is blight destroy the fruit do not compost and the spores will be in the compost  burn them  jezza

[missmoneypenny]

Thanks guys, not the answer I wanted but you are right, I need to take action fast.