Perlite is a natural volcanic mineral and is in fact a porous glass.
Perlite is used by gardeners and cultivators because it is hydrophilic (attracts water) and is very light weight.
Available in 1 liter and 5 liter bags.
Availability: In stock
Perlite is commonly used in a mushroom grow and fruiting chamber to keep it moist and produce air flow due pressure. The damp perlite holds the water and let is evaporate slowly.
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