Papaya are a tree-like plant with a single stem that can grow 15 to 30 feet tall.. The leaves and fruit cluster at the Best leaving the rest of the stem bare as it grows.. If the main stem are cropped the plant will produce several new stems at that point.. Delicate white papaya flowers are small waxy and enchantingly fragrant.. The delicious papaya fruits are spherical or pear-shaped and can grow up to 20 inches long.. They are green when young turning yellow-orange as they ripen with yellow orange or even pink flesh inside.. Papaya plants produce these fruits throughout the year.