Family & Education9 Surprisingly Useful Reasons to Plant Used Tea Bags Rather Than Throw Them AwaySaveMark Us Preferred on GooglePrintLeft:(Romans14/Shutterstock); Right: TanaCh/ShutterstockLouise Chambers1/26/2021|Updated: 3/21/2022Where does a used tea bag belong? Well, according to the gardening hive mind, not in the trash! Many experts believe there could be myriad benefits to planting used tea bags in the soil.Here are nine reasons to consider doing so.1. Tea can help seeds germinateWe had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.