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Mushroom Compost - what is it good for?



a bag of mushroom substrate

Mushroom compost is a natural soil enhancer that is made from the spent substrate used to grow mushrooms. It is a rich source of organic matter, nutrients, and beneficial microorganisms, which can help to improve soil structure, fertility, and water retention.


Benefits of Mushroom Compost

  • Improves soil structure: Mushroom compost helps to improve soil structure by adding organic matter and increasing the water-holding capacity of the soil. This can help to reduce erosion and improve drainage.

  • Adds nutrients to the soil: Mushroom compost is a good source of nitrogen, phosphorus, and potassium, which are essential nutrients for plant growth. It also contains a variety of micronutrients, such as iron, zinc, and copper.

  • Enhances microbial activity: Mushroom compost contains a variety of beneficial microorganisms, such as bacteria, fungi, and actinomycetes. These microorganisms help to break down organic matter and release nutrients into the soil. They also help to control plant diseases and pests.

  • Reduces the need for chemical fertilizers: Mushroom compost can help to reduce the need for chemical fertilizers by providing a natural source of nutrients for plants. This can help to protect the environment and reduce the cost of gardening.


Using Mushroom Compost


Mushroom compost can be used in a variety of ways in the garden. It can be added to potting soil, used as a top dressing for existing plants, or composted with other organic materials.


When to Use Mushroom Compost


Mushroom compost can be used at any time of the year. It is a good idea to add it to the soil before planting or transplanting. Mushroom compost can also be used as a top dressing for existing plants throughout the growing season.


How to Use Mushroom Compost


Mushroom compost can be used as a potting soil amendment, a top dressing for existing plants, or as a compost ingredient.

  • Potting soil amendment: Add mushroom compost to potting soil at a rate of one-third to one-half by volume. This will help to improve the soil structure and provide nutrients for the plants.

  • Top dressing: Apply mushroom compost as a top dressing to existing plants at a rate of one inch per month. This will help to improve the soil structure and provide nutrients for the plants.

  • Compost ingredient: Add mushroom compost to a compost pile with other organic materials, such as leaves, grass clippings, and food scraps. This will help to create a rich, nutrient-rich compost that can be used to improve the soil in the garden.


Where to Find Mushroom Compost


Mushroom compost can be found at most garden centers and nurseries. It is also available online. More often than not, your local mushroom grower has plenty on hand and can provide you some. Oak & Hazel gives our compost freely and only asks for a small donation to cover costs of packaging and handling.


Conclusion


Mushroom compost is a natural soil enhancer that can help to improve soil structure, fertility, and water retention. It is a good source of organic matter, nutrients, and beneficial microorganisms. Mushroom compost can be used in a variety of ways in the garden, and it is a great way to reduce the need for chemical fertilizers.


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