in the past peach tree was cultivated, at least in europe, for everything else than its tasteful fruit because it was considered suspicious. The sentence is not very well written -- I would say I n the past, the peach tree was cultivated, at least in E urope, for everything other than its tasty fruit because it was considered suspicious. ) It means: In the past, people (in Europe, and maybe elsewhere) grew peach trees, but not for the fruit.
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