Wash spinach well and cook in boiling salted water to wilt. Blanch in cold water. Drain, and squeeze out excess water. Cut spinach into 1-1/2 inch lengths. Add Spinach Seasonings and mix well. Place daikon and carrot in a bowl and sprinkle with 1/4 teaspoon salt. Let stand 10 minutes, then lightly squeeze out water. Add daikon/carrot seasonings and mix well. Discard roots of soybean sprouts. Wash and place sprouts into a pan with enough water to cover and a pinch of salt. Cover and cook over medium heat for 10 minutes. Drain well and cool. Mix in beansprout seasonings. Drain fiddlehead. Stir fry in 1 tablespoon sesame oil. Add beansprout seasonings to taste. Cook down and sprinkle with ground sesame seeds. Arrange cool vegetables in separate sections on serving dish, or present in individual bowls.