Why haven't my lemon tree produced fruit.?

Question

Why haven't my lemon tree produced fruit.?

Answer 1

It might have been too hot for them.

Answer 2

Perhaps you are trying to grow it in a Fool's Garden.  

Answer 3

You don't say how old the tree is?They take four years before producing much fruit.Secondly has it been well fertilized?Have you watered it well?Have you got a fruiting variety? Check your type with your local garden center.They may make a better suggestion for you.

Answer 4

You have a male tree

Or: If you have a female tree, there has not been a necessary cross pollination from a male tree elsewhere...

Answer 5

Lemon trees usually start producing 2 years after grafting. Was your tree planted from seed? If it was it may take years.