RHS A slow-growing, compact succulent to around 50cm in height, forming rosettes of short, broad, waxy variegated dark blue-green leaves with creamy-yellow margins, yellow, orange or red markings when exposed to intense light and hooked teeth along the margins. After a number of years, flowers that are red in bud, but opening to yellow, are borne in panicles on sturdy stems reaching up to 6m high