St. Vrain Creek

St. Vrain Drainage
Updated 5/26/25 Squirmy worm patterns, San Juan worms, Hares ear, Copper ribbed and Sparkle wing RS2, small pheasant tails, small midge and Perdigon patterns. Dry flies include Parachute Adams, small Elk/Deer hair caddis flies, Griffiths Gnat, Purple Haze, BWO and Ext body BWOs. Deeper pools and slower moving waters try woolly Buggers and leech patterns in Blk, Olive, Thin Mints and Tan.