Charred & Dissolved Bones (Water-soluble Calcium Phosphate). Bones provide strong roots and structure making plants long and strong. Helps to harden a plant from pests and recover from being obese.
Char bones until smoke turns clear. Crush to quarter-sized pieces. Add vinegar at 7:1 ratio by weight. Stir daily for 7-10 days until no bubbles and no vinegar taste. Extract liquid.