Content: 200ml (equivalent to ~120g)
Granulation: 1-8 mm
Base material: Special mixture of high quality volcanic rocks.
Color: black
Description: The material retains moisture and provides good soil aeration in the formicarium, protecting it against waterlogging and rotting. The granular layer should be used about 1-2cm high as the bottom soil layer in a farm.
Properties:
- inorganic, mineral product
- biologically and chemically neutral
- structurally stable
- stores moisture