Just read this on a delphinium website - they use this as a slug trap
''Another good trap is to place a half of either grapefruit or melon skin with the flesh removed. Place them upside down on the ground; here the slugs gather over night; these can be collected the next morning and disposed of''
''Another good trap is to place a half of either grapefruit or melon skin with the flesh removed. Place them upside down on the ground; here the slugs gather over night; these can be collected the next morning and disposed of''
amongst other things like rubbing pots with vasaline and putting salt on the vasaline then goin round with hot salty water and putting them in there
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