History of the Hass avocado: A short history of how the Hass avocado came into being.

Related Species: Near relatives of avocados.

Unreleased Varieties: Some of the current selections being tested.

Why look beyond Hass? The reason we continue to try to develope new varieties of avocado.

Variety List: A listing with photographs of most of the varieties we have in our variety collection in Irvine, Ca. Learn more about the contributors to the variety list. 

Variety Database: Search for a variety by name. Contains information on over 1,000 varieties!