Yarn: Schachenmayr Catania. Colour: Orchidee 0222. Buy the yarn here.
Crochet hook: US E (3.5mm)
Rnd 8: start in one ch after 2dc on top of 2dc, Ch3, 1tr = * 2tr, 1dtr, 2tr around ch, 1dc around the next ch, 2dtr, 1trtr, 2dtr aruond the next ch, 1dc around next ch, 2tr, 1dtr, 2tr around next ch * around. End with 1sl st in top of 1st tr (= 3rd ch at beg ). Cut the yarn and pull the thread through the sl st. Change colour.