Show seedless fruits the spaniards planted orange trees in brazil at an early date but it was not until about the year 1829 that there appeared near the village of bahia brazil a form of seedless navel orange since known as the bahia navel the first trees of this kind in the united states were sent from brazil to the government propagating grounds in washington D C in 1870 the cause of the freakish development of the navel orange is unknown under scientific breeding the improved fruit has been produced the production of the seedless varieties of grape is the result of centuries of development by growers through grafting cross fertilization selection etc these seedless fruits are propagated by the means of bud grafting instead of by seeds |