Assembly Line

What is potting soil made of?

Potting soil takes coconuts, water, limestone, dolomite, fertilizer and silica sand directly. Trace them back and you pass 7 made things on the way to 13 raw materials.

How potting soil is made See it on the map

What goes straight in

From the ground: 13 raw materials

Made along the way: 6 things

Chemicals and fuels 4

Food 2

What it is packed in

On the line, but left out of everything above, because it holds the finished thing rather than goes into it.