Just like outdoor gardeners, houseplant enthusiasts often create their own blends of soil for planting. Adding soil ...

This is taken from a vermicompost, where worms till soil into worm casting. (Getty Images) By Joshua Siskin | [email protected]. PUBLISHED: March 8, 2025 at 7:00 AM PST.

Worm castings may look like soil, but they are actually small pellets that have been through the digestive tracts of worms. They won't pack down like some soils, ...

I mixed the castings with the soil at a ratio of 1:4, which was within the range of recommendations I found online. I then buried and watered my radish and barley seeds, and waited.