Mr. Gardening Person answers with compost counseling (see question below):
Many shrubs, particularly the tropical kinds, are resistant to decomposition — they have to be tough enough to withstand the hot sun, bugs, etc. Even with some of mine, I shred it before putting it into the compost bin.
If you want fast action, put the shrubbery somewhere else — like out into a field.
My mom puts a bunch of green shrubbery into the compost barrel where we put our vegetable and fruit scraps, and it doesn’t cook down so fast. In fact, I worry that it’s constipated.
What do you think?
I don’t know how to use those, we just found one in the yard one day. Friends put it there.
The one we have looks just like these: