Possible Clues:

• At end of nuptials, shower with grain
• Said 'O-D-O-U-R,' e.g.
• Was in a bee, once
• Joined a bee
• Like this clue's answer, in five letters
• Wheat used in health foods
• Health-store wheat
• Wheat used for livestock feed
• Wheat in some health-food products
• Said letter by letter, British-style