Put some of our LECHUZA BASICPON into the potting mix and finish with a beautiful decorative layer of BLACKSTONEPON for best results. Fertilise with a half-strength liquid feed during spring and summer. https://thelechuza.co.uk/product/lechuza-basicpon-plant-soil-without-fertilizer/ https://thelechuza.co.uk/product/blackstonepon-potting-mix/