If you are concerned about how many calories you burn during strength training, chances are that you are actively trying to lose weight (or might want to ensure you are eating enough to support strength training without losing additional weight).
This makes for much better tasting watermelon. Fertilizing Watermelon. Wait until the vines begin to spread out before fertilizing your watermelon plants. If you're using a granular fertilizer, choose a balanced one like a 10-10-10 or 5-5-5. These three numbers mean that there are balanced amounts of nitrogen, potassium and phosphate in the fertilizer.
You should think about fertilizing watermelon after the vines begin to spread out and again when the blossoms appear and the fruit is set. You should think about watering your watermelon patch for the first few weeks after planting the seeds. Watering Watermelon.ake sure that the fertilizer does not come in contact with the plant, as this may cause the plant to burn. A water-soluble type fertilizer also works well. This is our method of choice, and we typically use a 1 gallon jug to mix the fertilizer and then pour it right at the base of the main stem.