Before arranging them in a vase, Koreanischer Supermarkt in Frankfurt area them in a cool dark area for a couple of hours. Thereafter, lower about an inch off the stem each few days to hinder them more energizing longer.
<a href=https://maps.app.goo.gl/M67EAbdGr2XgUiX2A>Koreanischer Supermarkt in Frankfurt</a>