The fibre plant and seed pots are bio degradable this means they can be planted into the soil with the seedling meaning no transplanting of seedlings for minimal root disturbance 4cm square cells in slabs of 2 for seeds and seedlings made with wood pulp for increased hydrationr r plant out complete pot for minimal root disturbancer cell strip peat free potsr 20 trays per packr for growing seeds and rooting cuttings