Knowing when to fertilize your summer tomato plants can be tricky. The first step is knowing whether your tomato plants are determinate or indeterminate varieties. ⁠ ⁠ Determinate tomatoes produce a large harvest that ripens all at once. Indeterminate tomato plants produce fruits well into the fall growing season, typically until the first frost occurs. ⁠ ⁠ Once you have determined which type of tomato plant you are growing, you can choose the appropriate time to fertilize your plants. ⁠In this