mini greenhouse, would start plants sooner in the spring and protect from frost. Would also be good to cover short plants to protect from hard rain. It would be even better if the windows either folded flat to the side or came off entirely.
Squeeze one whole lemon and add a tablespoon of baking soda until you make a thick creamy paste. Leave on for up to 20 min, then rinse with cold water. Make sure you make a thick creamy paste. If it's too watery, add more baking soda.