Duel of landscape gardener - my green paradise S04 E01 A garden full of palm trees for the Schlemmer family

Ines and Benjamin Schlemmer are skilled craftsmen and want to create their own garden in Ratingen-Süd. To do this, many stones have to be removed. The garden professionals Frank Riese and Sebastian Burggraf present their concepts for the new garden, but which of the two will be chosen?