Mix the bone meal into the water in a pot over medium heat. The heat allows the water to absorb more of the bone meal than it would otherwise. Continue mixing until no bone meal settles as sediment, then set the pot aside so your liquid bone meal fertilizer can cool down.Click to see full answer. Likewise, can you make your own bone meal?Preheat your oven to 284 degrees or higher. Arrange the bones on a baking pan and place them in the oven for at least three hours. This not only dries out the bones to make grinding them into meal easier but also ensures that any fungi, bacteria or other potentially dangerous organisms are killed. is bone meal good for all plants? Bone meal can be used as one part of a balanced organic fertilizer program for bulbs, roses and other plants that benefit from a slow-release form of phosphorus. It can feed plants for up to four months. Although it does not offer a high amount of either, bone meal also has trace amounts of nitrogen and potassium. Similarly, it is asked, what can I use in place of bone meal? Poultry manure is an organic fertilizer that is naturally high in phosphorus and can be used as a substitute for bone meal.How is bone meal fertilizer made?Bone meal is an organic fertilizer derived from – you guessed it – bones. Meat bone waste from slaughterhouses undergoes a steaming process before being pulverized into granules or powder for use as a soil amendment. Rich in phosphorus (P), it also contains calcium and a trace of nitrogen.