Furthermore, it is asserted in worm farming that earthworms can eat kitchen wastage equal to weight everyday
. So, one should always add kitchen waste or other material to such an extent that worms can clean-up within one day or two. Or else, too much feeding of waste materials can result into acidity and stinking smell of medium which may kill the worm. To ventilate the medium in making a worm farm one can change it once in every week.