G whole-half scale on bass guitar

G whole-half contains G, A, B♭, C, C♯, D♯, E, F♯. Box 1 places the root on string 4, fret 3 for a compact diminished run.

EF♯GAB♭CD♯EGAB♭EADG123
Positions on the neck1 of 5

How it is built

G1A2B♭♭3C4C♯♯4D♯♯5E6F♯7

Formula 1, 2, ♭3, 4, ♯4, ♯5, 6, 7

How do you play the G whole-half scale on bass?

G whole-half in box 1 runs from fret 0 to fret 3, 11 notes across 4 strings, from E on the E string at fret 0 up to B♭ on the G string at fret 3. The root falls on the E string at fret 3 and the G string at fret 0.

Every note in this box, string by string
StringFretsNotes
4 (E)0, 2, 3E, F♯, G
3 (A)0, 1, 3A, B♭, C
2 (D)1, 2D♯, E
1 (G)0, 2, 3G, A, B♭

Box 2 · frets 36

G whole-half in box 2 runs from fret 3 to fret 6, 11 notes across 4 strings, from G on the E string at fret 3 up to C♯ on the G string at fret 6. The root falls on the E string at fret 3 and the D string at fret 5.

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

Box 3 · frets 58

G whole-half in box 3 runs from fret 5 to fret 8, 11 notes across 4 strings, from A on the E string at fret 5 up to D♯ on the G string at fret 8. The root falls on the D string at fret 5.

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

Box 4 · frets 811

G whole-half in box 4 runs from fret 8 to fret 11, 11 notes across 4 strings, from C on the E string at fret 8 up to F♯ on the G string at fret 11. The root falls on the A string at fret 10.

Every note in this box, string by string
StringFretsNotes
4 (E)8, 9, 11C, C♯, D♯
3 (A)9, 10F♯, G
2 (D)8, 10, 11B♭, C, C♯
1 (G)8, 9, 11D♯, E, F♯

Box 5 · frets 1114

G whole-half in box 5 runs from fret 11 to fret 14, 11 notes across 4 strings, from D♯ on the E string at fret 11 up to A on the G string at fret 14. The root falls on the G string at fret 12.

Every note in this box, string by string
StringFretsNotes
4 (E)11, 12, 14D♯, E, F♯
3 (A)12, 13A, B♭
2 (D)11, 13, 14C♯, D♯, E
1 (G)11, 12, 14F♯, G, A

Why it sounds like that

G whole-half is an eight-note diminished scale built by alternating whole and half steps. It differs from G bebop melodic minor by raising the fifth to D♯ and adding C♯. The scale contains a tritone between G and C♯ and a leading tone F♯. Compare it with G bebop melodic minor.

When to use it

Use G whole-half over G diminished and G diminished 7th chords. It also fits A major, A minor, B♭ diminished, and C major. The leading tone F♯ pulls strongly to G, making it effective in dominant contexts. For chord options, see G diminished and A major.

Which position to practise

Practise Box 1 first. It keeps the root under your first finger and spans frets 0–3, ideal for learning the alternating step pattern.

Common questions

What notes are in G whole-half?

G whole-half contains G, A, B♭, C, C♯, D♯, E, F♯. The scale alternates whole and half steps from the root. It is an eight-note diminished scale.

Which chords does G whole-half fit?

G whole-half fits G diminished and G diminished 7th chords. It also works over A major, A minor, B♭ diminished, and C major. The scale's leading tone F♯ resolves to G.

How is G whole-half different from G bebop melodic minor?

G whole-half raises the fifth to D♯ and adds C♯ compared to G bebop melodic minor. The bebop scale has a natural fifth D and no C♯. This gives the whole-half scale its diminished colour.