The lush green leaves of watercress give a spicy, peppery flavor note to everything from salads to soufflés. It's so much more than just a garnish! Watercress is in season in the Northern Hemisphere from April to October, so make the most of it in recipes for Peter Gordon's Poached Chicken, Hazelnut, Watercress and Pea Salad, Shaun Hill's Watercress Sauce – or try ten other top watercress dishes.