In a message dated 3/22/03 5:02:08 AM, writes:

My Chinese elm has started dropping it's leave, they turn yellowish in
colour first
then drop of.

More information would help.
Where are you located?
Where is the tree located? Indoors or out?
How and how often are you watering?
The most likely answer is too much water. Check the soil and do not water if
it is already wet.
Billy on the Florida Space Coast

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