Erysimum odoratum is a species of flowering plant belonging to the family Brassicaceae. Its native range is Central Europe to Ukraine.
Pruning Erysimum ‘Bowles Mauve’ (wallflower). The plant flowers almost all year-round. So may be tricky to prune it. The plant can be pruned back in October. Best to cut off the top growth, but no more than 5cm.