Heat will rid the pile while it is being composted. A, Cottonseed meal is a by-product of cotton processing. As a fertilizer it is slightly acid in reaction. Nutrients in cottonseed meal are more readily available to plants in warm soils, and there is little danger of burn. Cottonseed meal is frequently used for fertilizing acid loving plants such as azaleas and gardenias.
Blood meal is dried, powdered blood collected from cattle slaughter houses.
The gardener must be careful not to exceed the recommended amount suggested on the label. In addition to nitrogen, blood meal supplies some of the essential trace elements, including iron. Fish emulsion is a partially decomposed blend of finely pulverized fish. No matter how little is used, the odor is intense, but it dissipates within a day or two. Fish emulsion is high in nitrogen and is a source of several trace elements.