How to Make a Recycled Seed Starter Turn an empty egg carton into a biodegradable mini garden! Here's how to do it: 1 Cut off the lid and front flap of Vertical Garden Container Scalloped Terracotta Garden Pot and Saucer Grey Tall Sweet Pea Royal Family Mix Seeds Climbing Vine with Long lasting Bloom Gardeners Basics Can I reuse this soil next season? It was a tomato in a 20l pot. Looks like it was quite root bound. Do you think I can use it again, or should I