Scale
G Blues Scale
The G blues scale — G Bb C Db D F — mapped across the whole guitar neck.
Swipe the neck sideways to see the higher frets.
G blues is G minor pentatonic with the b5 added — Db.
Notes
G Bb C Db D F
Intervals
1 b3 4 b5 5 b7
Step pattern
W+H – W – H – H – W+H – W