Can you use vermiculite insulation in your garden if no asbestos?

Yes, you can use vermiculite insulation in your garden as long as it is confirmed to be free of asbestos. Vermiculite is a natural mineral that can enhance soil aeration and moisture retention. However, it's essential to ensure that the specific product you use is safe for gardening applications, as some vermiculite may be treated with chemicals that could be harmful to plants. Always check product labels and guidelines before use.