G augmented scale on guitar

G augmented uses G, A♯, B, D, D♯, F♯. Box 1 keeps the root on string 6, fret 3 for a low-position shape.

GA♯DD♯F♯GA♯BDD♯GA♯EADGBE3456
Positions on the neck1 of 3

How it is built

G1A♯♯2B3D5D♯♯5F♯7

Formula 1, ♯2, 3, 5, ♯5, 7

How do you play the G augmented scale on guitar?

G augmented in box 1 runs from fret 3 to fret 6, 12 notes across 6 strings, from G on the low E string at fret 3 up to A♯ on the high e string at fret 6. The root falls on the low E string at fret 3, the D string at fret 5 and the high e string at fret 3.

Every note in this box, string by string
StringFretsNotes
6 (E)3, 6G, A♯
5 (A)5, 6D, D♯
4 (D)4, 5F♯, G
3 (G)3, 4A♯, B
2 (B)3, 4D, D♯
1 (e)3, 6G, A♯

Box 2 · frets 69

G augmented in box 2 runs from fret 6 to fret 9, 12 notes across 6 strings, from A♯ on the low E string at fret 6 up to B on the high e string at fret 7. The root falls on the B string at fret 8.

Every note in this box, string by string
StringFretsNotes
6 (E)6, 7A♯, B
5 (A)6, 9D♯, F♯
4 (D)8, 9A♯, B
3 (G)7, 8D, D♯
2 (B)7, 8F♯, G
1 (e)6, 7A♯, B

Box 3 · frets 1013

G augmented in box 3 runs from fret 10 to fret 13, 12 notes across 6 strings, from D on the low E string at fret 10 up to D♯ on the high e string at fret 11. The root falls on the A string at fret 10 and the G string at fret 12.

Every note in this box, string by string
StringFretsNotes
6 (E)10, 11D, D♯
5 (A)10, 13G, A♯
4 (D)12, 13D, D♯
3 (G)11, 12F♯, G
2 (B)11, 12A♯, B
1 (e)10, 11D, D♯

Why it sounds like that

Its altered interval creates tension while the supplied root and remaining tones stay fixed. The intervals are 1, ♯2, 3, 5, ♯5, 7, with step pattern 1½, H, 1½, H, 1½, H. Compare with G harmonic minor to hear the raised fourth. The scale contains augmented triads G–B–D♯ and B–D♯–F♯.

When to use it

Use G augmented over G major or G minor chords for a raised fifth. It fits G major or G minor. Also use over B♭ augmented and D augmented chords.

Which position to practise

Practise Box 1 first. The root on string 6, fret 3 anchors the shape and leads to Box 2.

Common questions

What notes are in the G augmented scale?

The notes are G, A♯, B, D, D♯, F♯. It has six notes with intervals 1, ♯2, 3, 5, ♯5, 7. The scale is not heptatonic.

Which chords does G augmented work over?

Play it over G major or G minor chords. The ♯5 adds tension. It also works over B♭ augmented and D augmented chords.

How is G augmented different from G harmonic minor?

G harmonic minor has a natural fourth, C. The displayed pattern preserves only the supplied notes and interval formula. Its verified note order explains the sound without relying on outside harmony.