Helps to distribute water evenly in potting and planting mixes preventing dry areas within the mix.| Sourced from mined sands to ensure it is pathogen and disease free.| Horticultural sand increases porosity by opening soils offering plenty of drainage and aeration for plants like cacti and succulents, orchids and propagated cuttings.| Adds weight and helps prevent the pots from tipping over.| Package size: 5L.