A total of six caper species have been recorded in Jordan. They are generally spiny shrubs with rounded leaves and pinkish-white flowers that open at dawn and close before sunset. They are well-adapted to poor soil, saline soil, and low moisture.
Dry and sunny regions in western Jordan, including the Jordan Valley, Jerash, Amman, Tafilah, and Petra. Occurs in well-drained soils, rock crevices, and on stone walls. Capparis leucophylla is found around water sources in the Eastern Desert.
Spring and summer.
Immature flower buds and caperberries have a strong flavor and aroma. They are salted or pickled to use as condiments. Immature leaves and shoots can be eaten as vegetables.