How can I remove mould from my BMW convertible hood?

Do you by any chance have a magic cure for green mould growth in BMW convertible hood fabric that, perforce, has to live outside?

Asked on 10 August 2013 by RP, Llanfairfechan, Conwy

Similar questions
How can I get rid of green mould stains on the soft-top of my SAAB 9-3. I'm reluctant to use bleach but scrubbing with ordinary detergent doesn't shift them.
My Toyota C-HR was treated with a product called Diamondbrite. Unfortunately the dealer has sprayed all the glass as well as the paintwork with the product. This causes the windscreen to badly smear in...
I have recently replaced my car with the current one having been ceramic coated on the paintwork and wheels - Is there a preferred way to clean the car? I understand using a sponge could put fine scratches...