Microbe Life/Iron Supplement is a highly concentrated (10,000 mg/L) ferrous iron gluconate. It should be used where additional iron is needed to prevent iron deficiency, or where signs of iron deficiency are present. This includes weak thin stems or yellowing between the veins of the leaf (chlorosis).
• Brings out vibrant colors in plants and vegetables
• Helps prevent yellowing
• Nitrate and phosphate-free