Avocado trees thrive in Zones 9 to 11, requiring warm, frost-free climates. Most avocado trees don’t produce fruit until they are at least five years old, so you need to be a patient gardener.

The best time to prune most fruit trees is in late winter or early spring, says Boersma, while the tree is still dormant, but before the buds start swelling. “That way, you're not exposing fresh ...