When there are too many green tomatoes on a plant, ripening can be delayed, as it requires a lot of energy from the plant for this process to occur. Cooler fall temperatures can also inhibit ripening. Wondering how to make tomatoes turn red can be frustrating for a gardener.hen there are too many green tomatoes on a plant, ripening can be delayed, as it requires a lot of energy from the plant for this process to occur. Cooler fall temperatures can also inhibit ripening. Wondering how to make tomatoes turn red can be frustrating for a gardener.
Harvard University. Harvard is the oldest institution of higher education in the United States, established in 1636 by vote of the Great and General Court of the Massachusetts Bay Colony.
North Carolina Interesting Facts. 1  The University of North Carolina Chapel Hill is the oldest State University in the United States. 2  In 1903 the Wright Brothers made the first successful powered flight by man at Kill Devil Hill near Kitty Hawk. 3  High Point is known as the Furniture Capital of the World.