Possible Clues:

• Prohibition circumvented by US president with a flower arrangement
• Overcoming veto, I parrot artistic arrangement
• Flower arranging; In a bake (anag.)
• Practice depicted in the Japanese film “Flower and Sword”
• Outlaw in Swedish company Japanese art
• President to refuse to allow a Japanese art form
• Using one short skewer, upset an arrangement of blooms
• Flower arrangement president originally admired propping up bar
• Art form also known as "kado," or "way of flowers"
• Flower arrangement in furniture shop to cover most of store