Coir pith block The blocks are free from weeds and pathogens and are within safe ec and ph standards. Usage of coir pith blocks ensures high oxygen levels and thus good drainage properties. They reduce the dormancy period of seeds and promotes early sporting in almost all flowering plants and vegetable crops. It can be used as a substitute for peat moss, for horticultural purposes and it can also be used for green houses, commercial and domestic gardens. As ur requirment