Convert any numeric values to characters using the num2str function. Use disp to display the string. Use sprintf to create a string, and then display it with disp. Use fprintf to directly display the string without creating a variable.
Watermelons need a long growing season (at least 80 days) and warm ground for seeds to germinate and grow. Soil should be 70 degrees F or warmer at planting time. Sow seeds 1 inch deep and keep well watered until germination.
Tips for growing watermelon. â¢ Watermelons grow best in well-drained soil with a pH of 6.0 to 6.8. â¢ Form planting mounds about 3 in. tall and 12 in. to 18 in. wide to improve drainage. â¢ To direct seed, plant two seeds 1 in. deep in each mound and thin to one plant after they have at least two leaves.