The first Englishman who wanted to build a “future Eden” where luxurious items, such as coffee, tea, figs currants, olives, rice and silk, would be produced. This paradise was to be called

is it the margravate of azilia?

I don't think so.

http://www.google.com/#q=margravate+of+azilia

Margravate of Azilia

No, the correct answer is not the Margravate of Azilia. The Englishman who sought to build a "future Eden" was Sir Thomas Roe.

To find this information, you can perform a search using keywords such as "Englishman who wanted to build future Eden" or "Sir Thomas Roe paradise project." This will provide you with relevant sources and articles that discuss his aspirations and plans.