Not sure on the tea tree, but I think it's a citronella plant.
Maybe there are others such as herbs.
I've heard they work, but only if the plant is brushed, or leaves crushed to
give off the smell.

Good luck

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"Wanda" wrote in message
...
I was talking with a friend this evening about plants that have insect
repellant properties & vaguely remembered one that might have been a type
of
Tea Tree... Does anyone know the name (common or otherwise)? Is it readily
available?