Boxwood blight; Leaf and stem blight (Calonectria pseudonaviculata) is a fungal pathogen of boxwoods and pachysandra. It was first detected in North Carolina in 2011.
This lethal blight was first detected in Connecticut in the fall of 2011. It has been found to be widely distributed in US nurseries. Take great care in introducing boxwoods into your yard to prevent introducing this disease.