You can plant an olive pit and grow an olive tree either indoors or outside. Use an olive pit from an organic tree, rather than from a jar of olives you got at the store. Be patient! It can take years ...
Q: I have an Arbequina olive tree in a 10-inch pot that I got about nine months ago that is about 6 feet tall. It has two trunks that are about equal in height and diameter (maybe one-half-inch thick) ...