Price per 5 seeds. Adenium socotranum (Apocynaceae). It is an endemic from from the isolated island of Socotra. It is the giant of the genus, forming a massive conical trunk/caudex several metres tall and up to 2.4 m in diameter, the whole plant up to 3,5 meter in height. Sowing : Sow seeds in summer in a well drained medium. Locality : Ex Hort. Date of harvest: March 2015.