Espoma Organic Seed Starter Mix 8 Qt. Catalog Lawn & Garden Seed Starting Products Seed Starting Soils Espoma Organic Seed Starter Mix 8 Qt. Espoma Organic Seed Starter Mix 8 Qt. Manufacturer : Espoma Natural Gardening Solutions Description For all seedlings and cuttings. Promotes root growth. Available in 8 qt and 16 qt. Rates Please contact us for current pricing and availability.