This is supposed to be planted at the end of the growing season and left until the following spring when it gets tilled into the garden.
(This; is supposed; to be planted at the end of the growing season and left until the following spring) (it; gets; tilled into the garden) (This; to be planted; at the end of the growing season) (it; gets tilled; T:the following spring) (This; to left; T:until the following spring)
This it This it This
is supposed gets to be planted gets tilled to left
to be planted at the end of the growing season and left until the following spring
tilled into the garden
at the end of the growing season
T:the following spring
T:until the following spring