Ferry Morse Jiffy Seed Starter Greenhouse 50 Complete with 50 large cells of Jiffy-Strips. Offers premium quality at outstanding saving. This product is made in United States. Indoor Gardening. Greenhouse gardening. Greenhouses are waterproof trays that can be filled to grow gardening plants. Each greenhouse comes with a clear dome to trap in humidity and heat to help the seed germinate quicker for indoor starting. SpecificationsWeight: 0.45 lbs- SKU: BSTWC12851.