fish toxin. Cultivation Adenium obesum is a popular houseplant and bonsai in temperate regions. It requires a sunny location and a minimum indoor temperature in winter of . It thrives on a xeric watering regime as required by cacti. A. obesum is typically propagated by seed or stem cuttings. The numerous hybrids are propagated mainly by grafting on to seedling rootstock. While plants grown from seed are more likely to have the swollen caudex at a young age, with time many cutting-grown plants cannot be distinguished from seed-grown plants. Like many plants, Adenium obesum can also be propagated in vitro using plant tissue culture. This plant has gained the Royal Horticultural Society's Award of Garden Merit. Symbolic and cultural references The species has been depicted on postage stamps issued by various countries. See also List of poisonous plants Gallery References External links obesum Flora of Africa Flora of the Arabian Peninsula Plants described in 1819 Garden plants of Africa Drought-tolerant plants House plants Caudiciform plants Poisonous plants Plants that can bloom all year round