QuestionsHow to growTrees and ShrubsFeedingUse of bone meal. 0 Vote Up Vote Down Helen Grogan asked 14 years ago Is it safe to use bone meal in my composter (to activate) given its alledged connection to BSE/CJD? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago Bone mean is safe to use as it is now sterilized to a higher temperature. Compost will be fine without it but the material will break down more quickly after using bone meal. Also it has a tendency to attract rodents.