Greenway Biotech Ferrous Sulfate Heptahydrate Fertilizer

The primary sign of iron deficiency is chlorosis, where the leaves turn yellow while the veins remain green. If you notice this pattern on your plants, shrubs, or lawn, this supplement can help restore their natural color.

Yes, this product is safe for use on vegetables. It is highly soluble, making it easy to apply as a soil drench or a foliar spray to correct deficiencies without harming your crops.

Absolutely. It is specifically designed to green up lawns suffering from iron deficiency. Just be careful during application, as the iron content can stain concrete, stone, and other porous surfaces if spilled.

Soil application involves watering the solution into the ground so roots can absorb the iron, which provides a longer-lasting effect. Foliar feeding involves spraying the leaves directly for a faster, more immediate green-up, though it is usually a temporary fix.

Ferrous sulfate can slightly lower soil pH, making it more acidic. While this is beneficial for acid-loving plants like azaleas or blueberries, you should monitor your soil pH if you are applying it frequently.