This seed propagator is ideal for starting plant growth from seeds. It creates the ideal environment for seed growth. The tray cover allows for moisture retention. The two top vents will provide air circulation and temperature control. The bottom tray will make it easy and convenient for watering, allowing the excess water to drain into the tray. The Small Propagator is a great way to start growing any plants and keeping them well protected in the perfect conditions before they move outside. Perfect for herbs, tomatoes, peppers, melons, squash, cucumbers, beans, lettuce and other types of vegetables and fruits.