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''
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