Soak the Hydrostone in freshwater for 5 minutes then place it with your herbs. 🌱
It will keep your material fresh for a very long time and can even bring dried-out material back to life! 🙌😲
Its made from uncoated natural terracotta clay and has been fired in a kiln. 🔥
It was originally developed to keep tobacco fresh on sailing ships during long journeys across the sea. ⛵