Habitat: Peru. Description: columnar habit; some are more branched and tree-like in
appearance. Soil: basic mix. Location: grow in full sun. Temperature: minimum temperature between 8 and 10°C (46-50°F). Water: average. Cultivation tips: propagate from seed or cutting. Main species: B. hertlingiana, syn. Azureocereus h. B. microsperma; B. candelaris.