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13 Creative Ways to Reuse Plastic Bottles

We're talking kid-friendly craft projects, incredible gardening hacks, and unique outdoor decor.

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person using gardening tools to care for plants, which are in recycled plastic bottles.
Sirlenys Paut / Getty Images

Before you fill the recycling bin with all the plastic bottles that have accumulated in your home, check out these genius ways to reuse them. So much of the waste that our homes produce consists of plastic bottles, whether it's milk containers, large soda bottles, or small water bottles.

If you're on a quest to reduce household waste once and for all, in addition to making simple swaps like trading single-use products for reusable ones, you can repurpose empty plastic bottles (and caps!) in one of these 13 clever ways. We're talking fun and kid-friendly craft projects, incredible gardening hacks, and unique outdoor decor—like a vertical garden and whimsical hanging planters. So grab a pair of scissors and turn the pile of empty plastic bottles into a fun and functional things to use in your home and backyard.

1

Make Mini Greenhouses

person reusing old plastic bottles as greenhouses in a raised garden bed
Svetikd / Getty Images

Cut the bottoms off plastic bottles to turn them into mini greenhouses. Place the top half of the bottle (which now looks a little like a cloche) over small plants and seedlings. Nestle the plastic bottle into the soil to secure it in place and take the cap off during the day and place it back on for the night.

2

Design Animal-Themed Desk Organizers

plastic bottles upcycled into cute animal themed pencil holders
Natasha-tpr / Getty Images

For a fun way to organize kids' desks, craft rooms, or playrooms, repurpose plastic bottles into whimsical organizers. Take inspiration from these animal-themed pencil holders and cut the top half of the bottle off. Paint a playful design on the outside of the container and add matching ears made from sturdy cardstock.

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3

Set up a Bird Feeder

bird sitting in a diy bird feeder made from a plastic bottle
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You don't need a fancy bird feeder to keep the bird population in your yard well fed—a simple plastic bottle will do. Cut two openings in a large bottle to create a fly-through design. Fill the bottom with birdseed and hang for birds to enjoy.

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4

Grow Herbs

herbs growing in a plastic bottle on grey garden fence
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Create your own herb garden using an empty plastic bottle. Pick a sturdy, clear bottle and cut an opening down the side and small holes on the opposing side for drainage. Lay the bottle down horizontally, with the cap on. Add small pebbles to the bottom, then fill with soil. Plant your herbs and insert markers for a pretty—and practical!—finishing touch.

RELATED: Your Complete Guide to Herbs

5

Turn Bottle Caps Into Paint Pots

close up of person painting flowers on a piece of fabric and using bottle caps as paint pots
MesquitaFMS / Getty Images

It's not just the bottles themselves that can be repurposed — bottle caps are reusable, too. Clean and dry bottle caps and use them as paint pots. The raised edges keep paint contained, and the small size makes them easily portable if you want to paint a nature scene out in the wild.

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6

Create Whimsical Planters

plastic bottles painted white and featuring whimsical faces used as hanging planters
Naiyana Donraman / Getty Images

Add a touch of whimsy to your yard with a set of DIY planters crafted from old plastic bottles. Cut the bottles in half and thoroughly clean them. Paint the outside with outdoor-friendly paint, adding fun details like a pattern or faces. Before you pour the soil, poke holes in the bottoms to ensure good drainage and promote healthy growth.

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7

Fashion Your Own Watering Can

recycled milk bottle watering can being used to water geraniums
Dorling Kindersley: Lol Johnson / Getty Images

Make your own watering can out of an empty plastic milk container. Wash the container inside and out, then make small holes in the plastic cap through which the water will flow. Decorate the container with outdoor paint for a personalized touch.

8

Propagate Plant Cuttings

plant cuttings propagating in a plastic bottle
Wachirawit Lemlerkchai / Getty Images

Instead of purchasing special containers to propagate plant cuttings, take the no-cost route and reuse plastic bottles. Cut the bottle in half, filling the bottom with water and placing the cutting in. Put it in a spot that receives plenty of light until roots begin to grow, after which you can plant the cutting in soil.

RELATED: How a Gardening Expert Turns One Plant Into Dozens—for Free

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9

Try Mosaic Art

sailboat mosaic art made of colorful plastic bottle caps
Marija Stepanovic / Getty Images

Collect plastic bottle caps so you can reuse them in a fun, kid-friendly art project—mosaic art. Grab a canvas or large piece of cardstock, and sketch your picture. Divide the collection of bottle caps by color and use hot glue to secure them in place with the top side down to create a cool mosaic effect.

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10

Use Bottle Caps for Crafts

colorful bottle caps used to make a paint palette that a child is holding
Elena Abrosimova / Getty Images

This paint palette craft project is a fun way to repurpose colorful plastic bottle caps. You'll need a piece of cardboard, an assortment of colorful bottle caps, hot glue, and a sharp craft knife. Draw the shape of a palette on the cardboard, then carefully cut it out. Attach the bottle caps using hot glue to resemble dollops of paint.

11

Hang a Vertical Garden

recycled plastic bottles used as planters holding flowers hanging from a wooden fence
MachineHeadz / Getty Images

If you're short on outdoor space, transform a fence into a vertical garden with the help of repurposed plastic bottles. Cut an opening into the bottles and fill them with large pebbles to prevent soil from falling out of the open bottles and to help with drainage.

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12

Corral Loose Change

child inserting coin into a piggy bank made from recycled bottle and made to look like a pig
Elva Etienne / Getty Images

Reuse plastic bottles by making them into a designated spot for loose change. Create a piggy bank design by wrapping the bottle with pink felt, adding googly eyes, and stones for feet. Use a sharp craft knife to cut a coin-sized opening through the felt and plastic bottle to easily drop loose change in.

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13

DIY a Self-Watering Planter

person holding a plant with a diy self watering system made from a reused plastic bottle.
Orawan Wongka / Getty Images

Make your own self-watering planter with this no-cost hack: Cut the bottom of a plastic bottle so it's about three inches tall. Sit a plastic pot inside, adding water to the bottom of the makeshift self-watering tray. This way, the indoor plant will draw water as it needs it and will stay hydrated even if you forget to water it.

Headshot of Maria Sabella

Maria Sabella is a lifestyle writer with a passion for home and interiors — from paint colors and holiday decor to the latest design trends. Her work has appeared in outlets including Better Homes & Gardens, The Spruce, BuzzFeed and Bustle. 

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