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  1. Brian Stone

    Hawthorn berries - poisonous or not?

    Many plants/seeds contain low levels of cyanide - e.g. almonds. Not sure how many hawthorn berries you would have to eat before you noticed a problem. I bet it's a lot. Many birds swallow the berries whole including seeds surely? Cyanide isn't one chemical of course (it's an ion or functional...
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