Great video from Peter Vogl of FreeGuitarVideos.com. In this video, Peter demonstrates some popular Bluegrass Guitar Strumming Patterns, which are excellent building blocks for learning more complicated patterns.
How to play Acoustic Bluegrass Guitar – Standard Bluegrass Progression
Here is another great lesson from the folks over at Next Level Guitar. In this video, Marty Schwartz demonstrates how to play a standard, but very enjoyable bluegrass guitar progression. He teaches you how to play the chords and the rhythm.
Basic Bluegrass Rhythm Guitar Lesson
In this video, guitarist and teacher Ryan Crist demonstrates how to play some basic bluegrass guitar rhythms, progressions, chords and licks.