

I purchase navel orange tree, mandarin tree and dwarf lemon tree from Innisfail bunnings over 5 years ago after we bought our first property. This year we got our first fruit from so called navel orange but its not orange. It seems to be bush lemon instead(by look and taste). Now we have beautiful mandarin tree that's been giving us fruit over 2 years, lemon tree that's been full every year... and a bush lemon that we don't want as we already have lemons.. what could be done?!