De or het boomholte?

The correct Dutch article is:

de boomholte

Rule Words ending in -te: usually de. See the rule

How to use boomholte

the boomholtede boomholte
this boomholtedeze boomholte
that boomholtedie boomholte
our boomholteonze boomholte
your boomholtejouw boomholte
every boomholteelke boomholte
which boomholte?welke boomholte?
a big boomholte / the big boomholteeen grote boomholte, de grote boomholte