You need a fence with 1-inchh mesh, at least 2.5 feet tall with 6 more inches buried in the ground.
See “Rabbits – Living with Wildlife” (http://wdfw.wa.gov/living/rabbits.html).
Thanks! Also, where can I send a sample of my garden soil to have it analyzed?
Please contact your county's Extension Center Office as they will have local resources available for you. You can locate that office using this interactive map: