Poinciana in A

Nat Simon / Buddy Bernier(1936)swing
Do Re MiC D E
A
B
C
D
E
A/E
Bm7/E
A/E
Bm7/E
A/E
A/E
Bm7/E
A/E
Bm7/E
A/E

Chord Diagrams — Poinciana in A (Guitar)

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Poinciana in A

Key of A

A major is a rock and blues cornerstone. The open A string delivers a strong root, while both E strings ring as the fifth. Classic A-D-E progressions practically play themselves with open cowboy chords. The open high E is the fifth, reinforcing power. A is a beginner-level key on guitar because the open A string is the root and the open E strings provide the fifth above and below, creating a massive low-end anchor. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through A to B (ascending whole step), B to E (ascending perfect fourth), E to A (ascending perfect fourth), A to A (ascending unison), A to E (descending perfect fourth), E to A (ascending perfect fourth), A to D (ascending perfect fourth), D to B (descending minor third), B to F (ascending tritone), F to B (ascending tritone), B to F (ascending tritone), F to F# (ascending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from F# to A by minor third.

Scales for Improvisation

A major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, A Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 48 bars · Form: ABCDE

Chords: A/E, Bm7/E, E7, A, AMaj7, Em7, A7, Dm7, Bm7♭5, F7, Bm7, F, F♯7.

Scales for Improvisation A bebop, A bebop major.

Diatonic chords: See all chords in the key of A