premise: Fiddlehead Recipes Quick Marinated Fiddleheads Steamed Fiddleheads With Wild Leek Greens Spring Wild Harvest Ragout With Fiddlehead Greens & Morels Ostrich Fern Fiddlehead Matteuccia struthiopteris F iddleheads emerge in their miniature dervish dancers around the first week of May.