Care of the tree Gymnosporia buxifolia or Common spikethorn |
The genus Gymnosporia, family Celastraceae, comprises 100 species of shrubs and trees native to Africa, Madagascar, Asia and the Mediterranean region. Some species are: Gymnosporia buxifolia, Gymnosporia heterophylla, Gymnosporia bachmannii, Gymnosporia tenuispina, Gymnosporia montana. Common names: Common spikethorn, Stinking spike-thorn. This species is native to central Southern Africa. They are small deciduous trees or large shrubs with 10 cm (3.93") long thorns that reach 5 meters (16.4 feet) in height. The leaves are elliptical, with a serrated edge and a bright green color. The flowers appear in abundance on branches that arch elegantly; they are white and showy but they smell bad. They bloom in spring and early summer. Common spikethorn is used to create screens, barriers or hedges and as an isolated specimen (do not plant next to buildings). It's also ideal for bonsai and for Mediterranean coastal gardens. It attracts birds and insects. Gymnosporia buxifolia prefers full sun exposure; it can also grow in semi-shade. It resists occasional low intensity frosts. The soil can be a garden substrate with 15% compost and 20% coarse sand. Stinking spike-thorn is a low maintenance plant and resistant to drought; water moderately waiting for the substrate to dry. Gymnosporia buxifolia does not need fertilizers. Prune occasionally after flowering to remove dry branches. Common spikethorn is a resistant plant to the usual pests and diseases. Gymnosporia buxifolia propagates by seeds sown in spring or early summer. |
Images of the tree Gymnosporia buxifolia or Common spikethorn |