Sounds like a good idea: Start your tomato seeds like this then put the whole thing in the ground when you plant them, the tomatoes will thrive off the egg shells (calcium--helping prevent blossom rot)
Use toilet paper rolls to start your plants. When ready to plant, stick the whole roll in the ground. Roll will decompose.the toilet paper rolls got moldy before the plants grew. I will stick with growing my seeds in plastic containers .
Repurposed (Recycled) Pop Bottle Propagators Repurposed (recycled) 2 liter bottles make great propagators simply by adding a deli container on top oz - on the left, 24 oz on the right). They're a perfect fit.