In my years of teaching, I’ve often seen students look puzzled when trying to tune their guitar to open G tuning.
The normal EADGBE tuning many are used to can feel limiting, and shifting to open G opens up a world of possibilities for fingerpicking and slide guitar.
One major consequence of improper tuning is that your chords won’t sound as they should, leading to lost confidence in your playing.
Open G tuning, denoted as DGDGBD, involves tuning the sixth string down to D, the fifth string down to G, and the fourth string down to D, leaving the third string (B) and second string (G) unchanged while tuning the first string down to D as well.
This tuning creates a major chord when strummed open, which is fantastic for slide guitar and blues playing.
Understanding the reason behind this is key: you’re essentially tuning the guitar to make it easier to play full, rich chords with minimal finger movement.
What I’ve found is that students who dive into open tunings often unlock different creative avenues in their songwriting or improvisation.
Practical breakdown
Sizing
Open G tuning is equally suitable for both full-sized and smaller guitars, but the sound projection may vary.
For younger players or those with smaller hands, a ¾ size guitar can make it easier to reach all the frets, especially if they’re just starting on this tuning.
Shooting for better sound and comfort is crucial in keeping their enthusiasm alive.

Technique
1. Tuning the Low E String (6th string):
Drop it down to D. To do this, you can use a tuner or match it with the 4th string (D).
2. Tuning the A String (5th string)
Drop this down to G. Play the 6th string (now D) at the 5th fret to find the G note.
3. Tuning the D String (4th string)
This string stays as is since it’s already in the right pitch (D).
4.Tuning the G String (3rd string)
This also remains unchanged.
5. Tuning the B String (2nd string)
No need to adjust; it stays where it is.
6.Tuning the High E String (1st string)
Lower it down to D. Listen to the 4th string for reference again.
Gear
Make sure you have a reliable tuner, whether it’s an app or a physical tuner.
However, I also encourage students to develop their ear and refine their ability to recognize pitches.
Beyond the tuner, consider using a slide.
A glass or metal slide can transform your open G sound and bring out the best in the tuning.
Beginner Progression
While open G can seem advanced due to its new fingerings, it’s also very beginner-friendly because it allows for big, full-sounding chords right from the get-go.
Once you’re comfortable with the tuning, you can integrate simple strumming patterns and start learning classic songs that feature this tuning.
Common mistakes
One of the most common errors I see with my students is not fully lowering the strings to their correct pitches.
Often, they think they’ve successfully tuned the guitar, only to find their chords don’t sound right.
Another issue is playing too aggressively when strumming, which can cause the strings to go out of tune quickly.
So, take some time after tuning to play around and check how each string resonates together.

Recommendation
I strongly recommend using an electronic tuner when you start experimenting with open G tuning.
This ensures you’re exactly where you need to be, avoiding the pitfalls of implicit ear training that comes with new tunings.
However, once you’re comfortable, switch to tuning by ear based on the strings’ harmonics—the experience enhances your musical ear and helps you tune faster in group settings.
A simple rule: always recheck your tuning after a long playing session, as changes in temperature and string tension can cause pitches to drift.
FAQ
What are the benefits of open G tuning?
Open G tuning allows you to play major chords with minimal finger movement and enhances slide guitar techniques, making it especially popular in blues music.
Can I use open G tuning for any genre?
Absolutely! While it’s heavily used in blues and folk, many rock and even country songs use open G. The unique sound can add an exciting flavor to any genre.
How can I improve my ear for tuning?
Practice tuning by ear with reference points like a piano or tuning fork. With consistent practice, your ear will naturally develop, making it easier to recognize pitches.





