One way to make the basic piano blues sound more interesting and musical, is to start with a beginning before you play your repeated 12 bar blues scheme. Below are two blues beginning examples in the key of F which you can try and practice.
Beginning with a blues lick
Both examples are using notes of the F blues scale.
In addition to playing blues licks, being able to apply the blues scale and play it fluently over a left-hand pattern is essential for your blues piano soloing.
The blues scale on the piano
As a first step, familiarize yourself with the blues [...]
Blues with Seventh Chords
To enhance the basic piano blues, you can play seventh chords instead of just major triads. Dominant seventh chords are an essential ingredient to blues, gospel or jazz. [...]
Blues Licks and Soloing
To be able to play blues licks is a great skill to have as a piano player. Or even better, to be able to come up with original licks on the spot. The blues scale is quite [...]