Common name: Cardón negro, Pitcairnia alpestris Height: 1m-1,2m Growing: slow Foliage: evergreen, the leafs are filled with inward pointing needle-sharp spines. Flowers / Fruits: 1m high flower spike filled with dark blue-turquoise flowers Site: sun Soil: acid to alkaline, well drained soil. Irrigation: few Hardiness: semi-hardy -5 to -10 ºC
Long description: Puya alpestris has a sensational rosette of serrated spiny leaves. It probably has the thinnest, most elegant leaves of all Chilean Puyas. It will form a spike filled with blue-turquoise flowers. Puya alpestris is supposed to be the most hardy one of all Chilean Puyas. Given a very well-drained, sheltered position, alpestris is almost fully hardy!