Do Mulched Leaves Make Good Fertilizer? | Fallen Leaves as Fertilizer!


Mulched leaves are layers of shredded leaves applied to the unfertilized soil. In mulching, you can use tree leaves or grasses. Mulched leaves can make good fertilizer, providing more nutrients to the plants when they decay. You can spread the mulched leaves on the ground to help reduce soil temperature and evaporation, prevent soil erosion, and control weeds.

Yes. Mulched leaves make good fertilizer, which is helpful to the plants. Plants need fertilizer for nutrients and to restore soil fertility. The fertilizer made from the mulched leaves increases and improves the productivity of many plants and crops, such as rice, wheat, and maize. Eventually, fertilizers replace the primary nutrients needed for the plants to grow well in the soil when they are depleted.

However, you should not make too much mulch because it will bury the plants and cause suffocation because oxygen and water will not reach the roots and cause them to die. Do mulching leaves kill grass? Yes. Using too many mulching leaves will block sunlight from reaching the grass and limit air circulation, possibly leading them to die.

Mulching Leaves into Lawn Good or Bad?

Mulching leaves into the lawn is good. When the mulched leaves decay, they will go back to your lawn, providing a neutral source of nutrients that will improve and increase the growth of your lawn.

When your lawn is under trees, fertilizer is unnecessary since the dropping leaves give your land nutrients when they decompose. You can use mower height for mulching leaves.

Benefits of Mulching Leaves into Lawn

The benefits of mulching leaves into lawns include;

  1. Providing nutrients to the plants.
  2. Improving soil structure.
  3. Reducing the cost of fertilizer.
  4. Improving soil quality.
  5. Reducing noise and greenhouse gases.

Types of Mulching

Different types of mulching include;

  • Pebble mulching.
  • Surface mulching.
  • Straw mulching.
  • Polythene mulching.
  • Dust mulching.

Do Mulched Leaves Decompose Faster? 

Yes. Mulched leaves decompose faster. During the rainy season, small leaves with less cellulose and leaves in hot weather decompose faster. Large leaves with more cellulose decompose slower in cold weather and during dry conditions.

Can You Mulch Too Many Leaves Into Your Lawn?

No. It would be best if you did not mulch many leaves in your lawn because many leaves can kill your grass and will contain acid, which will prevent the soil from growing healthy.

Many mulch leaves do not allow air circulation to the soil, and there is no sunlight that will be received by the soil because of the thick layer of leaves.

How Long Does It Take Mulched Leaves to Decompose?

Mulching leaves can take almost six months to decompose, but it depends on different factors for the leaves to be decomposed, such as size, type of tree leaves, and season.

Small leaves decompose within 4 to 6 months during the rainy season, while large leaves take almost 6–8 months during the dry season. 

Pros and Cons of Mulching Leaves 

In mulching, there are advantages and disadvantages to mulching leaves.

(a). Pros of Mulching Leaves

1. It is busting soil in fertility

2. Grass grows healthy

3. Gives nutrients to the plants

4. Prevent disease and mold

5. It is cheap as you use leaves

(b). Cons of Mulching Leaves

1. It needs the right mower

2. Mulching is done repeatedly

3. It can be costly

4. Mulching is not suitable for pine needles due to their shape

5. Leaves take much time to mulch 

Will Mulched Leaves Decompose Over Winter? 

Yes. Mulched leaves decompose faster during the cold season, such as the winter season. The best time for mulching depends on the type of tree leaves you are mulching and also on the weather conditions.

Maybe you are wondering whether leaf mulch good for the soil. Yes. The leaf mulch is good for the soil as it is best for using natural mulch. Additionally, mulched leaves can be used for gardens when they decompose. The mulched leaves can be used in flower beds, trees, shrubs, and vegetable gardens.

Raking Leaves Vs. Mulching 

There are advantages and disadvantages to both raking and mulching leaves. Below are three pros and two cons for each:

(a). Pros of Raking

1. Freshly raked lawn is tidy

2. Raking helps the grass to grow

3. Raking leaves is suitable for outdoor

(ii). Cons of Raking

1. Raking is a waste of time when many leaves are to be used.

2. Raking does not provide a place of collection, whereby it will require the transportation of leaves to a disposal point.

(b). Pros of Mulching

1. Mulching is better, quicker, and more efficient for the removal of leaves when compared to raking.

2. When you mulch, the leaves will be disposed of properly in a specific place.

3. The remaining leaves, after mulching, create better fertilizer, providing nitrogen to plants and grass.

(ii). Cons of Mulching

1. The weather can affect it, as many wet leaves create layers, leading to a lawn problem.

2. Too many leaves can lead grass to die as it disallows light and air to pass through to the soil

How Do You Speed Up Leaf Mulch Decomposition? 

Mixing the leaves with higher nitrogen materials can speed up leaf mulch decomposition. You can pour pure water into the mulching layer daily to ensure consistent moisture.

Is It Better to Bag or Mulch Leaves in the Fall?

It is preferable to bag leaves in the fall and spread them to the appropriate areas, but mulch leaves in the fall are scattered randomly where there is a missing spot.

Should I Put Mulched Leaves in my Garden?

Yes. Keeping mulched leaves in your garden will add natural nutrients to your plants. They are suitable for flowering, for trees, and also for crops.

You can leave the mulched leaves in your garden to decompose so that it will be better even when planting on the next cropping lot.

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