How Real Mustard is Made!

‘Tis the season for whitetop mustard “broccolis” in the Western U.S.—and you’ll want to forage these while they are still in broccoli form, before they open into their characteristic “whitetop” flower heads. Most people only know Cardaria draba, but we actually have three species, including also its larger-fruited cousin, Cardaria chalapensis, with which it interbreeds. Then there’s hairy whitetop (Cardaria pubescens), more common near me at 10,000 feet in the mountains, which has smaller bud he