How do aluminum outdoor planters compare to plastic ones in UV resistance?

When choosing outdoor planters, UV resistance is a critical factor to consider. Aluminum planters naturally excel in this area, as aluminum is inherently resistant to UV rays and does not degrade, fade, or become brittle over time when exposed to sunlight. This makes them a durable, long-lasting option for outdoor use.

Plastic planters, on the other hand, vary in UV resistance depending on the material quality. High-quality polyethylene (PE) or polypropylene (PP) planters often include UV stabilizers to prevent fading and cracking, but cheaper plastics may deteriorate quickly under prolonged sun exposure.

In summary, aluminum planters generally outperform plastic ones in UV resistance, offering superior durability without requiring additives. However, high-grade plastic planters with UV inhibitors can still be a cost-effective alternative for short-term use. Consider your climate and budget when making the best choice for your garden.