Make an Herbal Terrarium Summer is over so lets bring in the herb garden! Terrariums make beautiful mini herb gardens you can enjoy any time of the year. If you have children or grandchildren they will enjoy watching the plants grow and like to lend a helping hand. photo credit: species_snob 1. Choose a clear glass or plastic container with a large opening, or one with a removable top. To minimize the risk of plant disease, make sure the...