No, your dog should not eat potting soil. Garden products make up nearly 3% of all calls to the Animal Poison Control Center and the chemically treated Miracle Grow is unsafe for your pooch.
Miracle Grow Potting Soil

No, your dog should not eat potting soil. Garden products make up nearly 3% of all calls to the Animal Poison Control Center and the chemically treated Miracle Grow is unsafe for your pooch.