the genus gasteria belongs to the asphodelaceae family and contains about 22 species, native to south africa. a common name i havn’t found but sometimes gasteria carinata is called pencil leaf or octongue. there are some cultivars available with yellow or white variegated leaves.
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care
gasteria carinata does best in bright and indirect light with some morning and/or evening sun. if not variegated it tolerates a half shady place. during the summer you can place it at a rain protected place in the garden or on the balcony.
the soil should be well drained, a standard cactus potting mix can be used. give as much water until it flows out the pot’s bottom hole. before watering next allow to dry.
a cactus fertilizer can be given in 1/4 to a 1/2 concentration. during spring and summer monthly and if placed at room temperature during the winter every six to eight weeks. re-potted plants don’t need fertilizer for the first eight weeks.
gasteria carinata can be placed at 10-15 ° C (50-59 °f) in winter. then the soil must kept nearly dry without fertilizing.
propagation
gasteria carinata can be propagated by seeds, division or with leaf cuttings.