Avocado trees are divided into three main types: Guatemalan, Mexican, and West Indian.
Mexican varieties are the most cold tolerant and need protection for the foliage at 20°F. Mexican types are the least salt tolerant and are typically grown in California. These avocados are Mexican avocados: Mexicola Stewart Zutano
Guatemalan varieties are in between the other two. They're popular in Texas because they're relatively cold and salt tolerant. These avocados are Guatemalan x Mexican: Bacon Hass Little Cado
West Indian Avocados
West Indian varieties are the least cold tolerant, and need protection at 32°F. West Indian types are the most salt tolerant and do very well in Florida. Select the avocados that suit your soil and climate. For the best pollination, plant a tree with A flowers and one with B flowers. We explain the flower types here. Watch our Growing Avocados video for planting, pruning, and harvesting tips -- and enjoy your homegrown avocados in so many ways!