Pods Compatible with - Grow sponges are compatible with most hydroponic indoor gardens, such as AreoGarden, etc. Pod kit is suitable for indoor hydroponic gardens or outdoor soil planting. Seeds after rooting can be easily transplanted into soil. Healthy Root Development - Organic hydroponic growing sponges are made of high-quality, well-formed peat with strong moisture-wicking ability, providing seeds with a perfect balance of oxygen and moisture for optimal growth. You can use the starter pod kit with hydroponic growing systems for reliable germination and healthy root development. Designed with a Hole - The top of the growing sponges has a hole that allows you to place seeds to ensure that they will not fall into the soil. Soak the sponges in the water for 3-5 minutes and place the seeds in the middle hole, then place the pods into the hydroponic growing system and wait for the seeds to start. 200 Pack Grow Sponges - You will receive 200 replacement seed pods. Enough quantity can