Catherine Hetzler chooses plants that spread in order to keep her gardens full and to supply plants for the gardens at the Sisters of Mercy Convent and Mt. Mercy Academy. Hetzler, of Lorraine Avenue, shared her gardens during the South Buffalo Alive Annual Tour of Gardens on July 15. After becoming a Master Gardener, Hetzler began volunteering at the Sisters of Mercy Convent. Over the course of 11 years, she has developed 11 foundation beds. For two years she has…

