Trees of fruiting varieties blacken and drop fruit late in the year. Reduce crop by spraying with fruit-control hormones when tiny white flowers appear. Fruit may be pickled or pressed for oil. Flower and fruit litter, hay fever are problems. First olives in United States were said to be planted by Franciscans at the San Diego mission in the 18th century.
Olives live for hundreds of years, and survive drought, heat, and poor soil.
Withstand heavy pruning.