Balanites aegyptiaca (also known as the Desert date, Egyptian balsam and Lalob in Sudan) is a species of tree, classified as a member of either the Zygophyllaceae or the Balanitaceae. This tree is native to much of Africa (excluding South Africa, Namibia, Madagascar, Senegal and Tunisia) and parts of the Middle East (from Syria south to Yemen). It can be found in many kinds of habitat, tolerating a wide variety of soil types, from sand to heavy clay, and climatic moisture levels, from arid to subhumid. It is relatively tolerant of flooding, livestock activity, and wildfire. Plant in well-drained soil in a suitable position. Water during establishment.

https://en.wikipedia.org/wiki/Balanites_aegyptiaca

Balanites aegyptiaca

Bulnesia sarmientoi, commonly known as guaiac or palo santo, is a deciduous tree belonging to the genus Bulnesia in the Zygophyllaceae family. It thrives best in full sun with a south-facing, sheltered aspect and prefers fertile, well-drained loam soil with a neutral pH. This tree is valued both as a specimen and for timber production. It is hardy to H1b in the UK and can be propagated by seed or grafting. Bulnesia sarmientoi is particularly notable in spring and summer.

Bulnesia sarmientoi (guaiac) is a hardy specimen tree for full sun, valued for timber and spring to summer interest in UK gardens.

Bulnesia sarmientoi

Guaiacum officinale, commonly known as lignum vitae, is an evergreen shrub or small tree belonging to the Zygophyllaceae family. It thrives in full sun on a south-facing, sheltered aspect with well-drained, neutral loam soil that remains dry. This cultivar is hardy to UK zone H5 and is best suited as a specimen plant, in conservatories, or botanical collections. It is of particular interest during spring and summer. Cultivation requires watering during establishment, and propagation can be achieved by seed or semi-ripe cuttings.

Guaiacum officinale, or lignum vitae, is a hardy evergreen shrub ideal as a specimen plant, flowering in spring and summer in full sun.

Guaiacum officinale

Larrea divaricata, commonly known as jarrilla, is a bushy evergreen shrub from the Zygophyllaceae family. It thrives in full sun on a south-facing, sheltered aspect, preferring well-drained, neutral loam soil. Hardy to UK zone H4, it is suitable for hedging and screens. Best planted in well-drained soil with watering during establishment, it can be propagated by semi-ripe cuttings in summer or layering in autumn. This cultivar is particularly attractive in spring and summer.

Larrea divaricata (jarrilla) is a hardy H4 plant ideal for hedging and screens, thriving in full sun with interest in spring and summer.

Larrea divaricata

Tribulus terrestris is an annual plant in the caltrop family (Zygophyllaceae) widely distributed around the world. It is adapted to thrive in dry climate locations in which few other plants can survive, and is a highly invasive species.

Tribulus terrestris (caltrops) is a hardy annual ground cover thriving in full sun, ideal for dry UK gardens with spring and summer interest.