7 Best Recycled Planters For Eco Friendly Gardening That Cost Almost Nothing
Transform everyday items into sustainable planters. Our guide reveals 7 creative, low-cost recycled options for eco-friendly and budget-conscious gardening.
That stack of shiny new nursery pots at the garden center can drain your budget before you’ve even bought a single seed. We’ve all been there, calculating the cost of containers and wondering if there’s a smarter way. The truth is, your next great planter is probably already sitting in your recycling bin, waiting for a second life.
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Goodyear Tires: The Ultimate Potato Planter
An old tire is one of the most rugged, long-lasting containers you can get for free. For growing potatoes, they are practically purpose-built. The strategy is to simply place a tire on the ground, fill it with a loose mix of compost and soil, and plant your seed potatoes.
As the potato plants grow tall, you just add another tire on top and fill it with more soil, burying the stem. This process, called "hilling," encourages the plant to produce more potatoes all the way up the buried stalk. You can stack them three or four high, creating a deep, productive potato tower with minimal effort.
Now, let’s address the big question: safety. There is an ongoing debate about chemicals leaching from the rubber into the soil. Some research suggests the risk is minimal, especially for tuber crops where the edible part has less direct contact with the material than, say, a leafy green.
If you’re concerned, you have options. You can line the inside of the tire with heavy-duty plastic sheeting before adding soil. Or, simply use tires to grow non-edibles like vigorous flowering annuals. The decision comes down to your personal comfort level with the potential risk.
Folgers Coffee Cans for Your Kitchen Herb Garden
Those metal coffee cans are too sturdy to just toss out. Their size is perfect for creating a small herb garden right on your kitchen windowsill. A single can provides enough soil volume for common herbs like basil, chives, or parsley to thrive for a full season.
The key is to manage heat and water. Metal heats up quickly in direct, intense sunlight, which can stress the roots. This makes them ideal for indoor spots or patios that get morning sun but are shaded during the hot afternoon.
Before you do anything else, flip the can over and punch three or four drainage holes in the bottom with a hammer and a large nail. Without drainage, you’re just creating a bucket of mud where roots will rot. Don’t worry about rust; the can will easily outlast the annual herbs you plant in it.
Gallon Milk Jugs: A Perfect Seed Starting Pot
Stop buying flimsy plastic seed trays. The humble gallon milk jug is a superior tool for starting seeds, and it costs you nothing. They are essentially free mini-greenhouses.
The most effective method is "winter sowing." In late winter, cut a jug almost all the way around its middle, leaving a small hinge. Punch drainage holes in the bottom, fill it with potting mix, and plant your seeds. Water it, flip the top back down, and secure it with a piece of duct tape. Place it outside in the snow and forget about it. The seeds will sprout when the conditions are naturally right.
Miracle-Gro Potting Mix feeds container plants for up to 6 months, promoting more blooms and vibrant color. This bundle includes two 8-quart bags, ideal for annuals, perennials, vegetables, herbs, and shrubs.
Milk jugs are not a permanent solution. The plastic becomes brittle after a season in the sun. But that’s the point—they are a temporary, disposable tool for one specific job: getting your plants started. For that task, they are unbeatable.
Home Depot Buckets for Deep Roots, Big Harvests
The five-gallon bucket is the unsung hero of small-space gardening. You can grow a single, full-sized tomato, pepper, or eggplant in one bucket and get a truly impressive harvest. Their depth allows for the extensive root systems these heavy-feeding plants need to thrive.
You can often find used buckets for free or a dollar or two at bakeries, delis, or restaurants—they get ingredients like frosting and pickles in them. Just ask. The first thing you must do is drill for drainage. Don’t be shy; drill at least five half-inch holes in the bottom and a few more on the lower sides.
Here’s the most important consideration: always use food-grade buckets for growing edibles. A bucket that previously held paint, sealant, or industrial chemicals can leach harmful substances into your soil and your food. Look for the #2 recycling symbol (HDPE) and confirm the bucket’s previous contents were food-safe.
Campbell’s Soup Cans: Tiny Succulent Homes
Small tin cans from soup or vegetables make fantastic little pots for succulents. These plants have shallow root systems and actually prefer their containers to be a bit snug. The small volume of a soup can helps the soil dry out quickly, which is critical for preventing the root rot that so easily kills succulents.
This is a chance to get creative. You can peel off the labels and paint the cans in bright colors, or leave the iconic labels on for a fun, pop-art look in your garden. A small collection of these on a sunny shelf looks fantastic.
Just like with the bigger coffee cans, drainage is mandatory. One good-sized hole in the center of the bottom is all you need. Fill it with a gritty cactus and succulent mix, and you’ve got a perfect, stylish home for a small plant that cost you absolutely nothing.
Old Work Boots: A Planter with Rugged Charm
When a pair of work boots is finally too worn out for your feet, it’s just getting started for the garden. A boot planter adds a rugged, personal story to your space. It’s a conversation piece that says more than any store-bought pot ever could.
The key is choosing the right plant. This is not the place for a water-hungry vegetable. Think tough, drought-tolerant plants that can handle less-than-ideal conditions.
- Hens and chicks
- Sedum or other stonecrop varieties
- Marigolds or portulaca
Before planting, take a drill or a sharp knife and create several drainage holes through the thick sole. If the boots are leather, you can extend their life by lining them with a piece of a plastic bag (with holes poked in it) to protect the material from constant moisture. It’s a quirky project that celebrates resourcefulness.
Colavita Olive Oil Tins for Mediterranean Herbs
Those beautiful, rectangular olive oil tins are practically begging to be repurposed. They offer a perfect aesthetic and functional match for growing the very herbs they evoke: rosemary, thyme, oregano, and sage.
There’s a practical reason this works so well. Mediterranean herbs evolved in rocky, well-draining soil and hot climates. The metal tin heats up in the sun and helps the soil dry out between waterings, mimicking their native conditions and preventing the root rot these herbs are prone to.
It’s a wonderful way to connect the container to its contents. A tin of Italian olive oil becomes a tiny piece of the Mediterranean on your deck, filled with the aromatic herbs of the region. Just be sure to punch holes for drainage and use a gritty soil mix.
Prepping Your Planters: Drainage and Safety
A recycled container is only as good as its preparation. Two things matter above all else: drainage and safety. Get them right, and you’ll have a successful, free planter. Get them wrong, and you’ll have a dead plant.
Drainage is not optional; it is the foundation of container gardening. Without holes for excess water to escape, your plant’s roots will sit in stagnant water and rot. For plastics and metals, a drill is your best friend. For tougher materials like tires or boot soles, you may need a sharper bit or a utility knife.
Always clean your containers thoroughly with soap and hot water before use. This is especially true for anything that held food. And as mentioned before, be mindful of what the container held previously. If it wasn’t food-safe to begin with, relegate it to growing flowers, not food. One final tip: forget the old advice to put gravel in the bottom of pots. It doesn’t improve drainage and can actually create a waterlogged layer at the bottom of the soil.
Gardening is an act of resourcefulness, and your containers should reflect that spirit. Before you spend a dime on new pots this season, take a look around your garage, your kitchen, and your recycling bin. Your most creative and effective planters are likely already there, waiting to be filled.
