Home / Roofert / Trace Elements / Calcium EDTA 13% Calcium EDTA 13% Calcium stimulates root and leaf development, and affects uptake and activity of other nutrients. Category: Trace Elements Tags: 1kg, calcium, edta Description Description Packaging: 1kg Related products Trace Elements Zinc EDTA 14% Zinc aids in synthesis of plant-growth substances and enzyme systems, and is essential for promoting certain metabolic reactions, which are particularly critical in the early growth stages. Trace Elements Trace Element Mix Trace Elements are critical for optimal plant growth, providing the plant with the ability to adapt to deficient and excessive soil conditions. Lion Iron EDDHA 6% 4.8 ortho-ortho Trace Elements Iron Fe EDDHA 6% 5.3 ortho-ortho For the correction of iron deficiency in crops and ornamentals growing in adversely alkaline soils and calcareous soils.