Root. In the computer world, root refers to the top-level directory of a file system. The word is derived from a tree root, since it represents the starting point of a hierarchical tree structure.
Use a fertilizer with high levels of phosphorus. Phosphorus helps to prevent aluminum from creeping into the system of the hydrangea. Choose a fertilizer close to the ratio of 25/10/10 (Phosphorus is the middle number).
It has been about a month now since I planted my hydrangea's that i bought at a nursery. I was wondering how and when I should feed it? What types of fertilizers, compost are suitable? I tested my soil and it seems to be low on nitrogen,potassium, adequate in phosphor and slightly acidic-neutral.