Euphorbia fiherenensisEuphorbia fiherenensis at a glance: Euphorbia fiherenensis forms slim, upright green stems with a columnar habit that stays tidy in a pot and rarely takes up much horizontal space. Native to the Fiherenana region of southwestern Madagascar, it is built for sun, fast drainage, and long gaps between thorough waterings, not for frequent attention or moisture retentive mixes. Indoors it usually reaches about 3060 cm, with subtle ridging and a sculptural