Lava lapillus

Lava lapillus is a natural inert material of volcanic origin very rich in minerals and iron, it is available in 2 grain sizes: Ø 3/5mm and Ø10-18 mm. Lava lapillus is ideal for the formation of loose soils for bonsai as it has good water retention and at the same time excellent draining power. Also recommended for acidophilic plants and pines, lava lapillus can also be used to decorate and beautify the surface layer of the substrate.