Natural succession has taken place and today the various states of maturity are evident. Exotic species can be found here. The Trumbull Arboretum is used by various classes including Field Botany, Ecology, Dendrology, Entomology, and Ornithology. To date the herbarium contains over 71,300 specimens making it the fourth largest in the state of Ohio. It contains three separate climatic zones including a simulated tropical rain forest.
Botanical research is carried out year-round in the greenhouse.
Animal Care Facilities and Surgical Suite Animal care facilities and a surgical suite equipped with a post-operative care facility is available for biomedical experiments involving laboratory animals. A full-time veterinary technician ensures the proper care and handling of rodent populations. Computer Labs Instructional computer labs with networked MacIntosh and PCs are available for students' use.