What is blue grain?
Blue grain is a chemical one Complete fertilizerwhich is no longer entirely undisputed. The product produced in the laboratory is not used in ecological gardens. You have to decide for yourself whether you want to use it, as this depends on the nature of the soil. Ideally, you should take a soil sample in advance.
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Blue grain is commercially available as blue colored granules or in liquid form. This product is a universal fertilizer that can be used for all garden and container plants, including lawns.
The product contains the following ingredients:
- Nitrogen (N)
- Phosphorus (P)
- Potassium (K)
- Some manufacturers also add trace elements such as magnesium (Mg) and / or sulfur (S).
Since the composition is not uniform, you should study the information on the packaging carefully.
How does blue grain work?
The blue granules act like a growth booster. It quickly supplies the plants with all the nutrients they need and the effect is clearly visible within a very short time. Evergreen plants in particular, including the lawn, benefit from this fertilization:
- Nitrogen makes the grass grow stronger and is responsible for the deep green color.
- Root growth is positively influenced by the phosphorus it contains.
- Potassium strengthens the lawn and makes the blades of grass more resilient.
As a result, the grass forms dense, green carpets in which weeds can find it difficult to grow.
When is fertilization carried out?
In spring in particular, it makes sense to provide the lawn with additional nutrients. Due to the high concentration of the granules, you have to pay attention to very precise dosing when applying blue grain. Therefore, a Gritter.
Attention: less is more, because blue grain can influence the soil properties
If used incorrectly or overdosed, the positive effect of blue grain turns into the opposite:
- The agent promotes acidification of the substrate, causing the lawn roots to die off.
- Some feel in the one-sided fertilized soil Weeds like clover or dandelion really well. As a result, these can multiply by leaps and bounds.
Tips
If you want to use blue grain, make sure that you do not inadvertently form small piles of granules. If these dissolve, the plant can be massively damaged by the overdose.
