Galangal can be planted on ridges, usually about 30 cm apart and with cm between plants. The crop is planted by setts (small rhizomes) with one or two buds. Plant in spring, after all danger of frost is past and the soil has warmed up at a depth of cm.
Just planted some of these! Purple artichoke not just for eating, makes a great feature plant // Great Gardens & Ideas // ~ I love my artichokes and always have a plant or two in my yard amongst my flowers.