Fe 6 EDTA produced to the correction prevention of iron deficiency; to fix the iron deficiency, get started with the bud swelling till the flowering stage after which you can repeat when want; EDTA-Fe is usually a chelated method of iron fertilizer, where iron is bonded with EDTA (Ethylenediaminetetraacetic acid) https://fe-edta-for-alkaline-soil24890.dbblog.net/6276726/a-secret-weapon-for-fe-edta-for-kandahar-farming-regions