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Writer's pictureWaterloo Gardeners

Can I throw my fall pumpkins in the forest?


Pumpkin pieces smashed onto the soil in front of a fence
Pumpkins smashed to pieces

Are Halloween pumpkins harmful to the environment?


Halloween pumpkins, by themselves, are not inherently harmful to the environment. They are organic materials and will naturally decompose over time. However, throwing your Halloween pumpkins in the forest is not a responsible or environmentally friendly way to dispose of them. There are several reasons why you should avoid doing this:

  1. Environmental Impact: Pumpkins are not native to most forest ecosystems and can disrupt the balance of the local flora and fauna. Introducing non-native species into an ecosystem can lead to competition for resources and disrupt the natural food chain.

  2. Decomposition: While pumpkins are biodegradable, they can take a long time to decompose in a forest setting. They may attract wildlife, such as rodents, disrupting the ecosystem. Pumpkins can also introduce fungal diseases or other pathogens to the forest.

  3. Wildlife Confusion: Wildlife might be attracted to the discarded pumpkins, thinking they are a potential food source. Ingesting non-food items can harm animals and lead to health problems or even death.

  4. Wildlife Attraction: Discarded pumpkins can attract wildlife, such as rodents and raccoons, which may become a nuisance in residential areas. In some cases, this can lead to increased human-wildlife conflicts.

  5. Littering: Dumping pumpkins in the forest is a form of littering. Littering is not only unsightly, but it can also have legal consequences in many areas, resulting in fines or other penalties.

  6. Aesthetic and Enjoyment Value: Forests are often places of natural beauty and enjoyment for people. Dumping pumpkins in the forest detracts from these natural spaces' aesthetic appeal and happiness.

  7. Non-Organic Additions: These items can harm the environment if pumpkins are decorated with non-organic materials like plastic or paint. Plastic decorations can take a long time to break down and can pollute the environment.

  8. Alternative Disposal Methods: There are more responsible ways to dispose of pumpkins, such as composting or recycling them. Composting pumpkins can enrich soil and benefit your garden or community. Many areas have curbside compost collection or drop-off sites for organic materials.


To minimize the environmental impact of Halloween pumpkins, consider the following practices:

  • Composting: Composting your pumpkins is an eco-friendly way to dispose of them. This helps reduce landfill waste and allows the organic material to break down naturally, enriching the soil.

  • Check out this great article on how to compost your pumpkins:

  • Choose Locally Sourced Pumpkins: Buy locally grown pumpkins to reduce transportation's environmental impact.

  • Use Natural Decorations: Use natural and biodegradable materials rather than non-organic decorations when decorating pumpkins.

  • Reduce Food Waste: If you carve a pumpkin, consider using the pumpkin flesh for cooking or making pumpkin puree rather than letting it go to waste.

In summary, Halloween pumpkins themselves are not inherently harmful to the environment. The environmental impact depends on how they are handled and disposed of. Responsible disposal and mindful practices can minimize their effects and turn them into beneficial ecological resources.


Man composting fall pumpkins in his yard
Man composting fall pumpkins

Several environmentally responsible and creative ways exist to repurpose or dispose of Halloween pumpkins instead of simply throwing them away. Here are some ideas:

  1. Compost: Composting is an excellent way to recycle your Halloween pumpkins. Chop them into smaller pieces to speed up decomposition, and add them to your compost bin. Over time, they will break down and enrich your compost with valuable nutrients.

  2. Make Pumpkin Puree: You can use your pumpkins to make homemade pumpkin puree, which can be used in various recipes, such as pies, soups, and smoothies. Cut the pumpkin into chunks, remove the seeds, and cook the flesh until soft. Then, blend it into a puree.

  3. Cook Pumpkin Seeds: Roasting pumpkin seeds is a delicious and healthy snack. Clean the seeds, toss them with your favourite seasonings, and roast them in the oven until they're crispy.

  4. Decorate Your Garden: Consider placing whole or carved pumpkins in your garden or porch to add a festive touch to your fall decor. You can move them to your compost pile when they start to decompose.

  5. Give Them to Local Farmers: Some local farmers might be interested in using your discarded pumpkins as animal feed. Check with nearby farms to see if they would like your pumpkins.

  6. Educational Projects: If you have children or are involved in a school or community group, you can use old pumpkins for academic projects. These can include seed-planting activities, pumpkin-themed art projects, or science experiments.

  7. Donate to a Zoo or Animal Sanctuary: Some zoos and animal sanctuaries accept donations of old pumpkins for animal enrichment items. Check with local wildlife organizations to see if they have a use for your pumpkins.

  8. Repurpose for Crafts: Get creative and use old pumpkins for crafting. You can paint or carve them, turn them into candle holders, or use them as centrepieces for Thanksgiving decorations.

  9. Organic Fertilizer: If you have a garden, you can blend old pumpkins and use the mixture as organic fertilizer for your plants. The nutrients in pumpkins can benefit your garden soil.

Before implementing any of these ideas, remove non-organic materials from your pumpkins, such as candles or wax, to ensure that what you're repurposing or disposing of is environmentally friendly. Additionally, be mindful of local regulations and guidelines regarding the disposal of organic materials and waste in your area.


Man composting pumpkins in his yard
Man composting pumpkins

Thank you to our member D.W. for providing us with the photos!

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