Iron fertilizers are a quick-acting remedy against deficiency symptoms and moss in the lawn. The application is rarely really necessary. Read the best tips here on when and how to properly use iron fertilizer on your lawn.
How to properly use iron fertilizer on the lawn?
To treat iron deficiency, it is best to use iron fertilizer asFoliar fertilization From April to October, liquid iron fertilizer is applied to the lawn every two weeks. To combat moss, sprinkle granulated iron fertilizer onto the mown lawn before scarifying.
When do you sprinkle iron fertilizer on the lawn?
Iron fertilizer is applied to the lawn toIron deficiencyor to combatMoss.
Although garden soil contains plenty of natural iron (Fe), a lawn can suffer from iron deficiency. The most common cause is too high a lime content. Excess lime binds iron in the soil, so that the nutrient is no longer available to the lawn grasses. Iron fertilizer with iron II sulfate lowers the pH value in the lawn so quickly that moss pads die and can be combed out. For this reason, iron fertilizer is sprinkled on a mossy lawn before scarifying.
How do you recognize iron deficiency in the lawn?
If a lawn suffers from iron deficiency, the blades of grass become discoloredyellowish Young lawn grasses are the first to be affected by iron deficiency chlorosis. In the advanced stage, the older blades of grass also turn yellow. From the edges of the leaves, the stalks dry out, turn brown and die.
Iron (Fe) is significantly involved in the formation ofleaf green, also called chlorophyll. If an iron deficiency is not remedied,yellow spots will spread inexorably and the entire lawn will turn yellow.
How is iron fertilizer best applied to lawns?
To treatIron deficiency, liquid iron fertilizer is best used asFoliar fertilization. Tomoss controlyou should apply granulated iron fertilizer with aspreader. How to do it right:
- Compensate iron deficiency: From April to October, pour or spray liquid iron fertilizer onto the mown lawn every two weeks.
- Fighting moss: One week after the first lawn cut, sprinkle and rain granulated iron fertilizer (iron II sulfate) according to the manufacturer's instructions.
- Important: Before handling the toxic iron II sulfate, put on protective clothing and then cordon off the lawn.
Tip
Make your own organic iron fertilizer
You can make your own liquid organic iron fertilizer for foliar fertilization of your lawn. To do this, you need nettle manure, which you dilute with rainwater in a ratio of 1:50. For 1 liter of nettle brew, add 20 to 30 grams of primary rock flour, ideally ferrous diabase or bas alt rock flour. You can apply the liquid lawn fertilizer to the lawn every two weeks using a watering can until iron deficiency chlorosis is no longer detectable.
