Organic Xtra is the perfect blend of composted poultry manure, blood & bone, fish meal, seaweed, natural minerals & sulfate of potash. It is a premium, 100% organic fertiliser. You cannot overdose with Organic Xtra. It will not burn your plants, even if it is not watered in. Organic Xtra is suitable for use on every plant in your garden, making it a convenient, intelligent and economical choice. It is literally the only fertiliser you need.