Here are a few suggestions in regards to ants, cockroaches, mice or rats which can sometimes make your compost their home. Do not despair there are millions of freindly creatures in yuor compost heap and some simple methods to get rid of the unwelcome ones.
- Always ensure food and the heap is covered (a layer of newspaper, mulch or soil can be used)
- Adding lime and turning the heap discuorages ants and cockroaches
- Placing fine wire mesh under the compost bin or heap will help keep out mice and rats
- Avoid placing dairy products, meat and seafood in the compost
But as for your compost pile, just leave the roaches alone and pretty soon the toads, lizards and birds will discover the hoard of food. They will come in to balance any perceived overpopulation for you.