Sphere Dark Grey Indoor Outdoor Planters Crate & Barrel Miracle Gro Potting Soil Mix 50 qt. For Container Plants, Flowers, Vegetables, Shrubs, Feeds up to 6 Months 72790430 How do I use the 89 terracotta pots I inherited from my grandmother? I am a newbie gardener, she was an avid gardener. Most of them seem pretty small for plants? Some You can reuse potting soil How do I make a good soil mix out of these materials? : r succulents