Perlite 3-6mm (50 Litres, approx 4.5kg) desktop farm Well water

Well water

Auto-off 30 seconds after stable measurement

System Includes:

Graphite sensors that reduce polarization effects

Complies To FDA Food Grade

Perlite 3-6mm (50 Litres, approx 4.5kg) desktop farm Well waterNatural Expanded Volcanic Perlite is an ultra light mineral that improves soil structure. Low in density, its pocket of air keep soil from compacting around it, allowing roots to easily reach deeply into it. The Natural Expanded Volcanic Perlite is used to improve the drainage and aeration of any growing medium. The aerated soil drains water effectively, but retain enough moisture in itself for the root of the plant. Its high porosity makes it perfect