gardener, garner

Gardener or gardener means someone who works growing flowers, plants, fruit, or vegetables on a small plot of land, or someone hired to take care of the lawn and flowers--
He is an avid gardener; he spends hours in the yard, weeding and watering.
Ask the gardener to remove that dead shrub.

Garner or garner means to gather into a storage place; to gather or collect, literally or figuratively--
In September we garner the grain into the silo.
He is sure to garner a few awards and certificates when they see his entry.

Now that you know that, you can say--
"The old gardener waited until the first frost to garner the remaining herbs into the shed."