QuestionsHow to growLawnsPestsFound under a pot plant 0 Vote Up Vote Down Margaret Murray asked 8 years ago This creepy crawley was found when a pot plant outdoors was moved recently. Is this good or bad in the soil? New to gardening so any info appreciated. 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 6 years ago It is a larva of cockchafer beetle, which can feed in grass lawn roots but it largely harmless.