Teabags: 7 household remedies that show why you should never throw away a used teabag again

6. Natural weed killer
Steeped tea mixed with vinegar and citrus peels makes a gentle, effective spray for unwanted garden weeds.

7. Boost plant growth
Used tea bags or loose leaves can be composted or buried near plant roots as a natural fertilizer — especially loved by roses and ferns.

So, don’t toss those tea bags — reuse them!