Benefits of Worm Humus : Organic compost Made from 100% pure, organic earthworm castings Packed with nutrients and water-soluble bacteria Great way to improve overall soil quality Composition: The earthworms that make up the Worm Humus substrate are 100% organic and follow a closely monitored, highly nutritious diet of rock minerals and organic potato peelings. Possible watering: Normal watering Dosage: It is recommended to aim for the following ideal proportions: 10% to 15% of Worm•Humus™ for 85% to 90% of All•Mix.