I suggest that you start with a straight virginia. Virginia is a sweeter tobacco and relatively mild. When you are thinking of buying one, check out the specs for it at
https://www.tobaccoreviews.com/.
You can also look into samplers. Good sites to ask beginner questions are pipesmokersdens.com and pipesmagazine.com. Unfortunately, CA doesn't have a great depth with regards to pipes anymore.
Mind you, others will pop in. Adam recently fell down the slope big time and has a wealth of experience buying pipe tobacco he isn't really fond of.