“How to grow avocados is a question with a few answers possible. First it depends on how soon and if you want the tree to fruit. Grown from the seed an avocado fruit will take about ten years to mature and bear fruit – and this will only happen if you live in the tropics.
It’s therefore not a suitable tree for most American fruit gardens; This option might be tempting but is open to just a few of us.
But you can still grow an avocado tree indoors. If you want them to bear fruit its best plant a few of them and place them outdoors in summer. The reason to give them fresh air in summer really is the old story of the birds and the bees, it will aid their pollination.
These (small) trees are decorative and make great eye catchers on your patio or porch container garden. They can bear fruit in about five years when grown this way…”