Simply add the Fertilization to the box, close the lid securely, and insert it into the soil near your plants. cover box design ensures that are released slowly and steadily over time, providing your plants with the they need for optimal growth. This method not only promotes healthier and more robust plants but also minimizes the risk of over-fertilization. Ideal for a variety of plants, including bonsai, orchids, and other potted flowers, this tool is for both novice and experienced gardeners. Each pack contains 30 small, easy-to-use boxes with lids, making it convenient to manage and maintain your garden's nutrient needs. Features -Color:Black -Material:Plastic -Size:4.00X3.00X3.00cm/1.57X1.18X1.18in -Simplified fertilization: the bonsai cover box makes fertilizing your bonsai plants a straightforward and efficient process -Design for orchids: specifically crafted for orchid potted plants, this box ensures precise and effective fertilization -Versatile application: ideal for a range of bonsai plants, this box offers flexibility and convenience in plants care -Stylish design: the sleek and stylish design enhances the overall look of your bonsai, adding visual appeal -Practical decoration: serving both as a fertilization tool and a decorative piece, the box is a practical and beautiful addition to your bonsai collection Package list: 30 x bonsai fertilization box