MasterBlend fertilizers have been the go-to Hydroponic and Garden fertilizers for commercial gardeners for a long time. Their 4-18-38 Tomato and Vegetable Fertilizer provides proven results time after time. Because of the unique composition, it is recommended to use the 4-18-38 together with Magnesium Sulfate (Epsom Salt) and Calcium Nitrate for the ultimate balanced water soluble fertilizer. NOTE: We are an authorized dealer of Masterblend, and we are authorized to repack it smaller quantities. 1 and 5 pounds will arrive in smaller packages. 25 pounds will be in the manufacturer's bag. It is recommended to use MasterBlend 4-18-38 in conjunction with Calcium Nitrate and Magnesium Sulfate (also available) in the following recipes... **IMPORTANT! Do not mix the 3 components together! Doing so will cause nutrient lockout and all the nutrients will not be available to your plants. You can mix the MasterBlend and Epsom Salts together, but not the Calcium Nitrate! Ideally you should mix each component separately in your water until thoroughly dissolved before mixing the next component. DO NOT BUY KITS THAT ARE PREMIXED! 1 Gallon Recipe: 2.4 grams MasterBlend 4-18-38 2.4 grams Calcium Nitrate (15.5-0-0) 1.2 grams Magnesium Sulfate (Epsom Salt) 5 Gallon Recipe: 12 grams MasterBlend 4-18-38 12 grams Calcium Nitrate (15.5-0-0) 6 grams Magnesium Sulfate (Epsom Salt)
MasterBlend 4-18-38 Fertilizer in Bulk
Choose 1, 5, or 25 Pound Quantities
MasterBlend World renowned Hydroponic Vegetable Fertilizer for Peppers and Tomatoes!
Super concentrated and easy to use!
MasterBlend is 100% water soluble, and contains all the trace minerals needed!
MasterBlend 4-18-38 Tomato & Vegetable Fertilizer - BULK 1, 5 or 25 Pounds (5 Pounds) best price $24.99 new 2018
$18.95 Vine Vitality All Purpose Fish & Kelp Liquid Fertilizer Concentrate, 32oz.
$39.99 EarthPods CAL MAG BOOST Bio Organic Fertilizer Capsules (100 Spikes, NO UREA, Indoor + Outdoor Plant Food Supplement for Cannabis/Chili/Pepper/Rose/Tomato/Vegetable Garden, Help Blossom Rot)