Our 25L potting compost is a loam-based composition, packed with minerals and nutrients ideal for mature plants. It is perfect for final plant potting, promoting strong and healthy roots. This balanced outdoor and indoor plant soil is designed to add structure to soil, encourage aeration, and enhance water retention and distribution. It increases nutrient intake, making it a perfect houseplant compost. Enhance your gardening with the Hardys John Innes No 3 Mature Plant Compost 25L, quality potting compost that serves as the ultimate nourishment for both outdoor plants and houseplants. This potting compost boasts a loam-based composition, enriched with essential minerals and nutrients, making it ideal for mature plants. Its versatility extends from being an excellent soil structure improver to promoting robust root development and healthy growth in a variety of plant settings. Whether you're repotting houseplants or enriching your garden soil, this multi-purpose compost meets all your green needs with ease.