The Greenwell’s Glory is one of the most famous traditional dry flies, originally developed in England to imitate olive duns and other small upwinged insects. It is a highly effective trout and grayling pattern, especially during spring and summer hatches on rivers and stillwaters.
Hook: Standard dry fly hook, sizes #12–#18
Materials:
* Thread: Olive or primrose yellow
* Tail: Brown cock hackle fibers
* Body: Olive silk or olive tying thread
* Rib: Fine gold wire or gold tinsel
* Hackle: Furnace or brown cock hackle
* Wing: Grey starling or mallard quill slips (upright)