Leaf diseases like Leaf Spot, Early Blight and Late Blight can’t be cured but they can be managed and even prevented. The key to maintaining healthy tomatoes… Video Rating: 4 / 5 Question by happydawg: When do I stop fertilizing my tomato plants with miracle grow? Every Friday, I go outside and fill my 1 1/2 gallon container with 1 scoop of miracle grow for tomato’s and 1 1/2 gallon of water and sprinkle it on my 4 tomato plants. They are so big, they vining on to each other. I think its probably ok… Read Article →