Mr Fothergill's 35mm Coco Fibre Self-Watering Greenhouse Kit (35 Pellets)Give your seeds the best start in life with the Mr Fothergill's Self Watering Greenhouse Kit. It includes a ridged drainage tray and a water retention mat for optimal growing conditions, preventing both overwatering and underwatering. The included 35 biodegradable, coconut fibre pellets have been developed for successful propagation of seeds and cuttings. They also contain a fertiliser, to ensure a stronger start for your seeds and plants. Coconut