My gooseberry bush went into the compost bin Unfortunately, I've got my red current bush next to it and it was also covered in green caterpillars. I've been checking it ever morning and evening squashing the little blighters. Only seeing a couple now. What else could I be doing ?

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I'm Dill the Dog,
I'm a Dog called Dill,
though my tail I'd love to get,
I've never caught it yet.