Pumice is a light siliceous vesicular volcanic rock that is suitable for use in horticulture and hydroponics. Pumice is a popular growing medium for Cacti, Succulents, Orchids, Bonsai and many others. Its porosity provides air spaces that maintain aerobic conditions around the roots while water is contained within the pores.
Zeolite's molecular matrix prevents the uncontrolled leaching of nutrients and fertilisers from your soil, keeping them available for your plants. Suitable for virtually all plants. Especially popular for growing Bonsai and Roses.
New! Diatomite is often used in the garden as a soil additive or as an alternative growing medium for certain orchids and other plants. It also has many other uses. Approx 60 to 65 Litres in size.