Tips for Learning the A# / Bb Minor Pentatonic Scale on Guitar
Think in Bb, not A#
This scale is almost always read as Bb minor (five flats) rather than A#, which would need awkward double-sharp territory. The guitar fingerings are identical — default to the Bb spelling.
It is Bb natural minor minus two notes
Take Bb minor (Bb C Db Eb F Gb Ab) and drop the 2nd (C) and ♭6 (Gb). What remains — Bb Db Eb F Ab — has no half-steps.
Same notes as Db major pentatonic
Bb minor pentatonic shares all five notes with Db / C# major pentatonic, its relative major. Learn the box once and target either Bb (dark) or Db (bright) as home.
Root on fret 1 of the A string
Bb / A# sits on fret 1 of the A string and fret 6 of the low E string. Anchor your box positions on those roots — there are no open-string roots.
Target Bb, Db, and F
Those three notes spell a Bb minor chord. Resolving onto them sounds complete; Eb and Ab are the colour tones between.
About the A# / Bb Minor Pentatonic Scale
A# / Bb minor pentatonic is the five-note core of the Bb natural minor scale — Bb, Db, Eb, F, Ab (1, ♭3, 4, 5, ♭7). Removing the 2nd (C) and ♭6 (Gb) eliminates the half-steps and leaves a dark, consonant scale. Guitarists read it as Bb — a favourite key for brass, blues, and jazz — and its notes are identical to Db / C# major pentatonic, the relative major.
- 01Notes (Bb): Bb – Db – Eb – F – Ab
- 02Scale degrees: 1 – ♭3 – 4 – 5 – ♭7 of the natural minor scale
- 03Built by removing the 2nd (C) and ♭6 (Gb) from Bb natural minor
- 04Enharmonic with A# minor pentatonic — identical fingerings
- 05Relative major pentatonic: Db / C# major pentatonic (same five notes)
- 06Root on fret 1 of the A string
- 07Contains no half-steps — every note is consonant
A# / Bb Minor Pentatonic — note by note
Every minor pentatonic uses the same five-note formula — scale degrees 1, ♭3, 4, 5, and ♭7. It is the natural minor scale with the 2nd and ♭6 removed, which strips out the half-steps and leaves only consonant, blues-ready tones.
| Degree | Note | Role | Interval |
|---|---|---|---|
| 1 | A# / Bb | Root (tonic) | Unison (0 st) |
| ♭3 | C# / Db | Minor third | +3 semitones |
| 4 | D# / Eb | Perfect fourth | +5 semitones |
| 5 | F | Perfect fifth | +7 semitones |
| ♭7 | G# / Ab | Minor seventh | +10 semitones |