Manure there is in liquid and solid form. Bonsai are preferred organic manure to chemical fertilizers. This is because organic fertilizer is less aggressive and better control and to dose.

The liquid manure is often given in pre-season and mid-term in addition to the solid manure.

Also, there is manure that is used in order to pursue a specific purpose. So Matsu algae additional fertilizer to provide all the minerals needed by a bonsai.

Sometimes trees have specific requirements regarding manure. Eg pines and azaleas.