Schultz All Purpose 19-6-12 Extended Feed Plant Food 1 lb. Catalog Lawn & Garden Lawn & Plant Food Schultz All Purpose 19-6-12 Extended Feed Plant Food 1 lb. Manufacturer : Schultz Description Feed Once & You're Done! Easy to use and no mixing required. Contains the micronutrients your garden needs. Feeds plants and gardens up to 6 months. Rates Please contact us for current pricing and availability.