https://www.petandgarden.com.au/compost/2757-superworm-casting-fertiliser-worm-castings.html?gad_source=1&gclid=EAIaIQobChMI972n9pithAMVE14PAh2P5QoDEAQYDiABEgKgk_D_BwE#/25-select_bag_size-1_kg Not a bad price I suppose, on sale close to half price
www.theserratededge.com