Seed Pods for Hydroponic Indoor Gardens – These grow sponges are compatible with hydroponic indoor gardens such as AeroGarden and similar systems. Our seed pod kit is suitable for indoor hydroponic growing gardens or outdoor soil planting. Once rooted, seeds can be easily transplanted into soil. Healthy Root Development – The organic hydroponic grow sponges are made from high-quality peat moss, offering strong water-wicking ability and providing seeds with the ideal balance of oxygen and moisture for optimal growth. Use these seed pods with hydroponic growing systems for reliable germination and healthy root development. Designed with a Hole – The top of each grow sponge features a small hole to place seeds, preventing them from falling into the water. Soak the sponges in water for 3–5 minutes, place seeds in the center hole, then insert the seed pods into your hydroponic growing system and wait for germination to begin. 50-Pack Grow Sponges – You will receive 50 replacement grow sponges. This quantity is sufficient for starting many seeds quickly, saving time and effort. All seed pods are dried before shipping to help prevent mold. Grow Anything You Want – With these premium grow media, you can grow a variety of plants in hydroponic systems, including herbs, strawberries, lettuce, tomatoes, peppers, cilantro, flowers, and more. This root growth sponge kit offers an easy method for seed rooting and is a great choice for plant enthusiasts and families who enjoy gardening. Color: Dark brown Material: Sponge Size: 5.5 cm Package Contents: 50 x Grow Sponges Only the above items are included; other products are not part of this package. Note: Light reflection and differences in display screens may cause the color of the item to appear slightly different from the actual product. Measurement allows an error of +/- 1–3 cm.