The Speedling Drain Tray is a sturdy dark green plastic tray that captures water beneath Speedling transplant trays when they are set up indoors. Measuring 31 by 16 by 2 inches deep, it keeps surfaces clean and can also be filled with about an inch of water to float a Speedling tray for continuous bottom watering. At a glance Type: Drain and watering tray for Speedling trays Material: Sturdy dark green plastic Dimensions: 31 by 16 by 2 inches deep Function: Catches runoff or floats trays for continuous watering Compatibility: Works with Speedling transplant trays and cells Use: Indoor propagation and seed starting Best for Catching water from trays set up indoors Bottom-watering seedlings and cuttings Keeping benches and floors clean Greenhouse and propagation setups Pairing with Speedling cell trays How to use Set a Speedling tray on top of the drain tray to capture runoff, or fill the tray with about 1 inch of water and float the Speedling tray on it for steady bottom watering. Check periodically for blockages or debris, and clean the tray between uses to keep drainage working well. About Grow Organic Grow Organic supplies seeds, tools, and natural growing products for home gardeners and small farms, with a focus on organic and earth-friendly solutions.