Apparently, the skin is edible, but you don't have to eat it. The avocados are small in size, but pack a lot of flavor, and the texture is buttery. They originated in 1910 in Pasadena, CA The trees are frost-resistant and hardy to 18° F, and they're ready for harvest from September to October. If your neighbors have a Mexicola avocado tree in their yard, or if you see some at your local farmer's market, give them a try.
(Image: The Produce Guide)