The family described losing the business as comparable to Susan Sforza Nico's death, as it has been a big part of the lives of family members since the 1960s.
The Sforza and Nico families said on the Byfield Greenhouse Facebook page that the charge fits what was taken from them by a "careless, reckless driver."
Matthew Wilson suffered serious injuries in his lower extremities in the crash early Friday morning and was flown by medical helicopter to Tufts Medical Center.
Because of the "catastrophic damage" in the area where the fire started and surrounding structures, investigators were not able to rule out the improper disposal of smoking materials or an electrical event as potential causes of the fire.