Winter Composting Tips

compost

Embrace the Chill

Gardening is our year-round passion! As the winter frost blankets Minnesota, it doesn’t mean your composting efforts need to hibernate. In fact, winter composting can be a rewarding and sustainable practice, keeping your garden vibrant and healthy come spring. Despite the winter frost in Minnesota, we encourage you to keep composting alive. Winter composting is more than a task—it’s an investment in a vibrant, healthy garden come spring.

Why Winter Composting Matters

In the Land of 10,000 Lakes, winter poses a unique challenge for composting enthusiasts. However, the benefits are worth the effort. Winter composting helps maintain soil health, reduce winter waste, and prepare for spring planting.

Tips for Winter Composting in Minnesota

Choose the Right Compost Bin:

Opt for insulated compost bins or those with dark colors to absorb and retain heat, maintaining an optimal temperature for decomposition even in chilly Minnesota winters. Insulation prevents heat loss, while dark colors enhance heat absorption, ensuring a continuous composting process even in colder temperatures. This thoughtful choice supports year-round sustainable composting, yielding nutrient-rich compost for healthier gardens.

Balancing Act – Carbon and Nitrogen

Adjust the carbon-to-nitrogen ratio by adding “browns” (carbon-rich materials like dried leaves) and “greens” (nitrogen-rich materials like kitchen scraps) for efficient composting. Aim for a ratio of 25-30 parts carbon to 1 part nitrogen for efficient decomposition. Regularly turning the compost pile ensures a well-mixed and nutrient-rich end product for your garden.

Keep it Covered

Use a cover or tarp to protect your compost pile from excessive moisture, which can slow down the composting process during winter. This protective barrier prevents rain or snow from saturating the composting materials, maintaining an optimal environment. Excessive moisture can slow down microbial activity, so the cover also serves as insulation, trapping heat generated by the composting process. This simple step ensures a more efficient composting experience and nutrient-rich compost for your garden come spring.

Layer Up

Aid airflow and insulation by layering compost with materials like straw or dried leaves to trap heat.
These materials create a porous structure, enhancing oxygen circulation for aerobic microbes crucial to decomposition. The layers also act as insulation, trapping heat generated by microbial activity, especially beneficial in colder weather. This dual effect not only accelerates composting but also fosters a thriving microbial community, ensuring nutrient-rich compost for your garden.

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Turn, Turn, Turn

Regularly turning your compost is key, especially in winter when microbial activity slows. This practice introduces crucial oxygen, creating a well-aerated environment that supports aerobic microbes. By ensuring uniform oxygen distribution, you prevent anaerobic conditions and enhance the efficiency of decomposition. This proactive approach revitalizes microbial communities, accelerating the breakdown of organic materials and producing nutrient-rich compost for your garden.

Winter-Friendly Compostables


In winter, composting dynamics shift, but certain materials remain effective contributors. Coffee grounds, rich in nitrogen, support microbial activity and improve aeration. Vegetable scraps, with their high nitrogen content, maintain a balanced compost ratio. When handled properly, non-invasive weeds can also be composted. Understanding the decomposition rates of these materials allows for effective year-round composting, transforming kitchen and garden waste into nutrient-dense compost for your plants.

Don’t let the cold weather freeze your gardening spirit – let it flourish through winter composting! Your garden will thank you when it bursts into life next spring.

View all of Applewood Nursery & Landscape Supply Products Here!

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