Implement the very first dose if you see new expansion and foliage beginning – this should be completed all over March/April for some spots with gentle winters, which will help their youthful leaves increase much healthier more rapidly than if still left untreated all year extended. IFFCO's DAP (Diammonium phosphate) https://www.facebook.com/photo?fbid=464690569657887&set=pcb.464689679657976