De or het wintergerst?

The correct Dutch article is:

de wintergerst

How to use wintergerst

the wintergerstde wintergerst
this wintergerstdeze wintergerst
that wintergerstdie wintergerst
our wintergerstonze wintergerst
your wintergerstjouw wintergerst
every wintergerstelke wintergerst
which wintergerst?welke wintergerst?
a big wintergerst / the big wintergersteen grote wintergerst, de grote wintergerst