10 Composting Best Practices To Compost Like an Expert at School

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10 Composting Best Practices to Be An Expert

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Composting at School

At Grades of Green, students take action in their communities by leading environmental change. One way students make a positive environmental impact is by composting at school or at home in order to divert food waste. Composting is an excellent way to reduce waste, enrich soil, and teach valuable lessons in sustainability. Whether you’re composting at school or at home, following these best practices will help towards a successful and sustainable process. Here are composting best practices to help you get started and make the most of your composting efforts.

1. Select a Good Location

Picking the right location to cultivate compost is important when getting started. It should be in an area where residue can easily drain. If you’re composting at school, pick a location where students can easily access and monitor the compost bin. When selecting a location, pick a space that gets partial sunlight to help with the decomposition process. However, be careful not to expose too much sun which can dry out the compost.

2. Use the Right Bin

There are various compost bin options! Some of the most popular include tumblers, worm bins, and simple pile systems. For beginners, a closed bin or a tumbler are an easy way to keep pests away and maintain a clean appearance. If your school produces a lot of waste, use multiple bins to handle larger volumes of food waste. If you want to compost at home, but do not have a yard, consider buying an indoor composter like the Lomi Bloom. To learn more about indoor composters, click the button below!

3. Balance Green and Brown Materials

Producing successful compost relies heavily on a balance of green (nitrogen-rich) and brown (carbon-rich) materials. Green materials include kitchen scraps, fruits, vegetables, grass clippings, and coffee grounds. Brown materials are things like leaves, straw, and unbleached cardboard. Aim for a ratio of about 2 parts brown to 1 part green to maintain a healthy compost pile. If your compost begins to smell or attracts rodents, ensure to add more browns.

4. Shred, Cut, or Chop Materials

Breaking down compost materials into smaller pieces helps speed up the decomposition process. Shred leaves, chop vegetable scraps, and break down larger pieces of cardboard into smaller, manageable sizes. Shredding materials also helps to ensure an even distribution and reduces the risk of unpleasant odors.

5. Maintain Healthy Moisture Levels

Compost needs to be moist in order to decompose properly; ensure your compost feels like a damp sponge. If the compost is too dry, it will decompose slowly. If your compost is too wet, it can become smelly and attract pests. Regularly check the moisture levels and add water or dry materials as needed.

6. Mix the Compost Regularly

Mixing your compost on a regular basis helps to aerate the pile and speeds up the decomposition process. Use a shovel or another gardening tool to mix the materials every 1-2 weeks. At school, it might be a best practice to mix the compost everytime new materials are added. This practice introduces oxygen, which is necessary for the microbes to break down the compost.

7. Avoid Adding Certain Items

Not all organic materials are suitable for composting. Avoid adding meat, dairy, oils, and pet waste, as these can attract pests and cause odor issues. Furthermore, be cautious with adding large amounts of citrus peels and onions, as they can make the compost too acidic. Following these composting best practices will help ensure that you have a successful yield.

8. Use Compost as a Teaching Tool

For schools, composting is a fantastic educational tool. Use Grades of Green’s free composting lesson to teach students or your community how to compost. Allow students to participate in every step, from collecting food scraps to turning the compost. This hands-on experience allows students to have a deep understanding of natural processes and environmental stewardship.

9. Be Patient

Composting is a natural process that takes time. Depending on the conditions and materials used, it can take several months for compost to be ready.

10. Harvest and Use the Finished Compost

Once your compost is dark, crumbly, and has an earthy smell, it’s ready to use. Use the compost to enrich garden beds, potted plants, or school gardens. The finished compost will improve soil structure, add nutrients, and support healthy plant growth.

Conclusion

Composting at home or school is a rewarding practice that contributes to waste reduction and soil health. By following these composting best practices and using Grades of Green’s free Composting at School Lesson and following these ten best practices, you can ensure a smooth and effective composting process. If you would like to compost indoors, consider looking for bins like the Lomi Composter. Using these composting best practices with students not only teaches them about sustainability but also instills a sense of responsibility towards the environment. So, grab your compost bin, start collecting those food scraps, and turn waste into a valuable resource!

Isabella Lee
Multmedia Outreach & Operations Specialist

Born and raised in Los Angeles County, Isabella studied Psychology at UCLA with a focus on Digital Humanities and Community Engagement. A lifelong creative, she’s been drawing since childhood and has explored many forms of art—from painting and digital illustration to video editing. During college, Isabella discovered a passion for user experience design, which combined her technical skills with her love for thoughtful, people-centered problem solving. She gained hands-on experience in UX, website design, and project management through various academic projects and internships. Isabella is proud to support environmental education through Grades of Green, where she brings together her creativity and advocacy. In high school, her artwork was recognized in an international ocean awareness competition, and in college, she received an award from a UCLA student organization for a piece highlighting the connection between nature and mental health. Outside of work, Isabella enjoys reading, drawing, and finding inspiration in everyday moments.

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