If you think worms are just slimy little things you see on the sidewalk after it rains, then you’re missing out on how cool they actually are. Believe it or not, worms can turn old food scraps into super-rich soil that helps plants grow bigger and stronger. This process is called composting with worms, or “vermicomposting.” 

At first it sounds kind of weird (and maybe a little disgusting), but once you learn how it works, you realize worms are like tiny recycling machines living right under our feet.

When people throw food away, a lot of it just ends up in landfills, where it rots and makes nasty gases like methane. That’s bad for the environment. But when worms eat that same food, they break it down naturally and make something called “worm castings.” Castings are basically worm poop, but don’t get grossed out—it’s actually one of the best fertilizers you can find. Plants love it, gardeners pay money for it, and worms make it for free. So yeah, worms are kind of like tiny poop factories that save the planet.

So, how do you actually compost with worms? First, you need a bin. This can be a simple plastic tub with air holes, or even a fancy wooden box. You put some bedding inside, like shredded newspaper, cardboard or coconut fiber, and then you add the worms. Not just any worms though—you need special ones called red wigglers. These guys are different from the regular earthworms you dig up when fishing. Red wigglers like to live in piles of rotting stuff and eat a ton of it every day.

Next comes the fun part—feeding them. Worms eat all sorts of kitchen scraps: fruit peels, vegetable ends, old bread, even coffee grounds. You don’t want to give them meat, dairy or oily foods, because that will make the bin smell bad and attract flies. But if you stick to fruits and veggies, the worms will munch away and turn it all into compost in just a few weeks. It’s like having a pet that eats your garbage and pays you back with soil.

Taking care of a worm bin is actually pretty easy. You just have to keep the bedding a little moist, kind of like a damp sponge, and make sure the worms don’t get too hot or too cold. If everything goes right, the bin won’t smell bad at all. It just smells earthy, like dirt after it rains. Every couple of months, you can scoop out the castings and use them in your garden, on houseplants, or even sell them if you want. Some kids actually make money doing this, which is kind of genius.

The benefits of worm composting are huge. First, it cuts down on food waste. Did you know that one-third of all food in the world gets wasted? Instead of tossing it in the trash, you can give it to worms. Second, it makes your plants super healthy. Worm castings have tons of nutrients like nitrogen, phosphorus and potassium, which are basically plant vitamins. Plus, castings help soil hold water better, so your plants don’t dry out as fast. Third, it’s just plain cool. You can actually see the food scraps disappearing week after week, and it feels like science happening in your own home.

Some people think worms are gross, but honestly, once you start composting with them, you kind of see them as little workers. They don’t bite, they don’t smell and they don’t make noise. They just eat and poop all day, and somehow that helps the planet. It’s a little crazy when you think about it.

Worm composting also makes you realize how connected everything in nature is. Stuff we think of as trash can actually become something valuable again. Instead of just throwing things “away” (which really just means putting them in a hole in the ground), we can recycle at least some of them in a natural way. Worms have been doing this for millions of years, way before humans even thought about landfills or climate change.

In conclusion, composting with worms might sound like a weird science project at first, but it’s actually one of the easiest and most useful things you can do. You save food from going to waste, you make free fertilizer, and you get to watch a whole ecosystem in action right inside a little bin. Worms may be slimy, but they’re also kind of awesome. Next time you see one on the sidewalk, just remember—it might be a tiny superhero in disguise.

Ryan Hackelberg is a freshman at Kittatinny Regional High School. Ryan was three when he started gardening and www.vermicomposting.