My back is still causing me problems when I workout. I thought I would look into some more stretches and share what I have found and plan on using.
Crossed Legged Back Stretch

Straight Leg Raise

Back Stretches using Hip rotations

Bent knee Stretch and Leg Bends

Sciatica Stretches

Crossed Legged Back Stretch
Straight Leg Raise
Back Stretches using Hip rotations
Bent knee Stretch and Leg Bends
Sciatica Stretches