For cut flowers cut them in the bud stage. Then sear the base of the stem to prevent the milky sap from seeping out and fouling the water.
The writer cuts his down by half after they bloom for a second blooming. Don't cut them down too soon during the autumn for the foliage turns clear gold!
The Japanese call this flower Turkish Balloon Flower because some one in Japan said it looked similar to a Turk's dwelling.
The roots, dried or fresh, are edible and are often used in salads in Korean dishes along with traditional dishes.
The roots can be used to treat coughs, sore throats, and other respiratory disorders. They are good for fatigue and toothache.
A constituent called "platycodigenin" thins and helps eliminate phlegm.