- Written by Robbi Hoy
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Helpful tip from The Garden Geeks: Did you know that you can grow sweeter, juicier tomatoes by adding a teaspoon of sugar to the watering can once the tomatoes begin to show color? ~This one has had no scientific research done on it that we can find. It is a very common old remedy and many Many people still swear by it. There is no documented proof that it really does work. Let us know what you think!