Why does moss grow in my lawn, and what can I do about it?
There's always a reason for moss in the lawn. If you want to get rid of it for good, you should first identify and address the cause. Otherwise, the moss will keep coming back even after you remove it.
The Most Common Causes of Moss in Lawns & Effective Solutions
🌱 Nutrient deficiency
A weak, undernourished lawn cannot compete with moss. A lack of nitrogen, in particular, promotes moss growth.
What helps:
Fertilize regularly, ideally every 6–8 weeks
A well-maintained lawn grows thicker and suppresses moss
💧 Heavy Soil & Waterlogging
Moss thrives in places where the soil is compacted, heavy, or constantly wet—such as in loamy soils.
What helps:
Aerate the soil 1–2 times a year
Add sand regularly (about 0.5–2 liters of sand per square meter)
This significantly improves air and water permeability
🌿 Wrong Seeds
Not every grass seed mix is suitable for every location.
What helps:
For shaded areas, be sure to use a shade-tolerant grass seed mix
Seeds suited to the growing conditions ensure vigorous growth
☀️ Not enough light
Hedges, trees, and shrubs block light from reaching the lawn—moss can handle this better than grass.
What helps:
Prune shrubs regularly
More light means faster grass growth
🧪 Acidic Soil
A pH level below 5.5 creates ideal conditions for moss.
What helps:
Liming to raise the pH level
Optimal pH level for lawns: 6.5–7
✂️ Incorrect Lawn Care
Mowing too infrequently, cutting too low, or using dull blades can weaken the lawn.
What helps:
Mow 1–2 times a week
Don't cut too deep
Always use sharp knives
Aerate, rake, or brush your lawn regularly
How to Remove Moss Properly
Fix the cause first
Then remove the moss mechanically, for example, by scarifying
Be sure to reseed immediately to fill in any gaps
→ This is the only way to keep the lawn thick and moss-free in the long run