Plagron Lightmix 25 LPlagron Lightmix is a balanced growing medium formulated with a premium selection of peat mosses and enriched with perlite. This substrate guarantees an aerated structure, excellent water retention, and optimal oxygenation for the roots. Its light, well drained composition creates the ideal environment for explosive root development from day one. Unlike other heavily fertilized substrates, Lightmix contains a minimal dose of nutrients, enough to boost