That's a really common and frustrating problem! When a trash can sits directly on grass or damp soil, moisture gets trapped, leading to rot, rust, and a shortened lifespan for your bin. Here are a few simple, effective solutions that you can implement easily:
The most straightforward fix is to create a solid, raised platform. You don't need to build anything complex. Simply place a few concrete pavers or a small section of patio stones on the grass where your can sits. This lifts the base off the wet ground, allowing air to circulate and water to drain away. It's cheap, durable, and very effective.
Another great option is to use a bed of gravel or crushed stone. Rake the area level, remove any sod, and spread a layer of gravel about 2-3 inches deep. This creates an excellent drainage layer that prevents water from pooling under the can. It's a more permanent solution that also helps with weed control.
For a quick and invisible solution, consider a plastic or rubber barrier. You can use a heavy-duty plastic tray (like a drip pan), a rubber mat designed for outdoor use, or even a cut piece of old vinyl flooring. Place this barrier directly on the grass before setting your can on top. It blocks moisture contact directly.
Whichever method you choose, remember to occasionally move the can and clean the area underneath to prevent debris buildup and check for moisture. A little prevention now will save you from having to replace a soggy, damaged trash can later.