I think the flavour of the wine will depend on your fruit; for example, Spanish early strawberries have a lot less taste than English high season ones. This could be the cause, but strawberry wine is a delicate taste anyway.
At least you have alcohol in it

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Regards, Jane
What sane person could live in this world and not be crazy? The creative adult is the child who has survived.
Ursula LeGuin
http://www.etribes.com/madderbat