10L bag of lightweight, micro-porous Perlite granules Improves water and nutrient retention in soil or compost Ideal for seed starting, rooted cuttings, and potting on Can be used alone or mixed with compost or soil Promotes healthy root development and balanced moisture This 10L pack of Perlite is a natural compost additive made from volcanic rock. When heated, it expands into lightweight granules that help improve growing conditions by holding moisture and nutrients where plants need them most. It’s perfect for starting seeds, encouraging root growth, and boosting the structure of compost or soil.
eBay