If you're looking for a creative and eco-friendly way to label your outdoor plant boxes, repurposing old radiators as plant markers might be the perfect solution. Radiators, with their durable metal construction, can withstand outdoor conditions while adding a unique industrial charm to your garden.

To create radiator plant markers, simply clean and cut small sections of an old radiator. Use weather-resistant paint or engraving to label each section with the plant name. The hollow tubes can even hold small stakes or be attached to wooden markers for added stability.

This DIY project not only recycles unused materials but also provides a sturdy alternative to plastic or wooden labels that may degrade over time. The metallic finish can complement modern or rustic garden designs, making it both functional and stylish.

Remember to position your radiator markers where they won't pose a tripping hazard, and consider painting them in bright colors for better visibility among your plants. With this innovative approach, you'll have durable, eye-catching labels that last for seasons to come.