De or het gazonmest?

The correct Dutch article is:

de gazonmest

How to use gazonmest

the gazonmestde gazonmest
this gazonmestdeze gazonmest
that gazonmestdie gazonmest
our gazonmestonze gazonmest
your gazonmestjouw gazonmest
every gazonmestelke gazonmest
which gazonmest?welke gazonmest?
a big gazonmest / the big gazonmesteen grote gazonmest, de grote gazonmest