Bumper Crop Tomato Food , 6-12-36 + 3Mg + TE Bumper Crop is a powdered feed that is fully water soluble and can be used at the rate of 1g per litre of water as soon as your first truss has set, feeding once a week. As soon as the third truss has set, increase feeding to 2-3 times a week. Not only are you getting a dynamite tomato food, you're also getting a very economical buy. What are you getting? Bumper Crop's main composition is 6-12-36, with an additional 3% Magnesium and trace elements: Trace Elements Analysis Boron (B): 0.025% Copper (Cu): 0.010% Iron (Fe): 0.070% Manganese (Mn): 0.040% Molybdenum (Mo): 0.0040% Zinc (Zn): 0.025% With the 6-12-36 + 3Mg + TE formulation, you know you're buying a product that is packed with goodness. A typical tomato food may be something like 4-4-6 which means in real terms it?s made up of very little feed and a lot of water! Try Bumper Crop Tomato Food - once tried and used you will never look back or buy anything else!