De or het agaveplant?

The correct Dutch article is:

de agaveplant

How to use agaveplant

the agaveplantde agaveplant
this agaveplantdeze agaveplant
that agaveplantdie agaveplant
our agaveplantonze agaveplant
your agaveplantjouw agaveplant
every agaveplantelke agaveplant
which agaveplant?welke agaveplant?
a big agaveplant / the big agaveplanteen grote agaveplant, de grote agaveplant