I have one in a pot that I started from seed as a kid that will be 49 years old next Spring (2012).
Grapefruit trees.
no
they live as long as they want
yeah
Maple trees typically live for about 100 to 300 years.
Gum trees on average live to be 400 to 900 years old. However, some gum trees can live to be much older than this.
trees or buildings
graft a better variety on it
Norway spruce trees typically live for around 150-200 years.
They grow on trees, just like oranges and lemons.
Giant sequoia, golden rain and grapefruit are trees. They begin with the letter g.
Depends what tree you are wanting to find out about.