-Gro Water Storing Crystals, 12 oz. effectively reduce water stress in plants, helping to protect them during hot weather or drought conditions. for both indoor and outdoor plants, these crystals help prevent overwatering and underwatering by absorbing and retaining moisture in the soil. When mixed with soil, they swell to hold water, reducing the frequency of watering needed and promoting healthier plant growth. This innovative product is an essential addition to any gardener’s toolkit to maintain vibrant and thriving plants with less effort.