Very true... Here I was going to just flush it away
I am using vital earth organic potting soil
Contains Vital Earth's® Organic Compost OMRI
Mega Worm® earthworm castings promotes enhanced germination, root growth, plant-growth, crop yield & water-holding capacity in soils.
Contains mycorrhizal fungi and Vital Earth's® Powdered Glacial Rock.
Contains guano, peat moss, and pumice.