mk2 jetta 1.8 8valve kjet cold starting problems

[wes csi]

hey just wanna know where to start to find cold starting problems my car starts first time when the engine is hot but starting for the first time in the day i have to swing it at least three times severly it fast idles perfect until warm it revs smoothly but when cruising with my foot very light on the gas pedal it jerks a bit any ideas somebody any advice always appreciated