Is mulch poisonous to dogs and what precautions should be taken to ensure their safety around it?

Mulch can be harmful to dogs if ingested in large amounts, especially if it contains certain toxic substances like cocoa mulch. To ensure their safety, it is important to choose pet-safe mulch options and supervise your dog when they are around it to prevent them from eating it. Additionally, training your dog to avoid eating mulch and providing them with plenty of toys and activities can help reduce the risk of ingestion.