Between this and your first post, maybe there is enough info to infer what you're looking for. First some tips:

• Please state your question clearly and with enough information that others can understand what you're looking for.
• Don't post the same question twice, it only irritates people. If you have more to add, just update your original post - and say that you added an update.
• As suggested by Fletch please read How (Not) To Ask A Question. Help us help you.

With that out of the way, you are dealing with a nested data structure with several levels. Foreach will only iterate over only one level at a time.

# first, create a reference to the level you are interested in.
my $oranges = $xml->{Fruits}->[0]->{Season}->{Orange};

# then do whatever you need to with it, ie:
foreach (keys %$oranges){ ...
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To better understand this stuff, please read Nested Data Structures and Perl Data Structures Cookbook.