Lots of good advice above.
it will recover .
I have a vitex small tree. I have limbed it up and it's a nice understory tree about 15' tall.
Vitex in front of the clerodendrum harlequin top in bloom just to show vitex can be trained as a understory tree.
Not the greatest pic. Not home now will get a better pic later.
Blooms leaves look like MJ .. it's vitex and used as a herbal medication.