A shade tree is any tree grown specifically for its shade. This term usually applies to large trees with spreading canopies. A cedar tree would fit this description, so is probably the answer.
Thank you Sarumit, Johnalex and Slaney.
Sory for the delay but my Thank you refused
to go through and going via my e-mail.
hope it works this time.
Have a nice evening all and happy comping.