Dana Greenhouse, Arnold Arboretum, 125 Arborway, Jamaica Plain, MA 02130
Learn about seed biology, embryo dormancy, and factors present in woody plant seeds. The class will focus on seed storage and various treatment techniques, including over-wintering and aftercare. Appropriate for those who have succeeded at growing some plants from seed and are ready for greater challenges. Post-class nurturing will be required. Fee $55 members; $68 non-members.
Geological Lecture Hall, 24 Oxford Street, Cambridge MA
James W. Porter, Josiah Meigs Distinguished Professor Emeritus, Odum School of Ecology, University of Georgia
Coral reefs support more than a quarter of all marine life, yet many are critically endangered. In the Florida Keys, the once common elk horn coral (Acropora palmata) has experienced steep declines since the 1970s. Preliminary blame was attributed to global warming and coral bleaching, but in fact, a human bacterial pathogen associated with a wide range of serious infections was the culprit. James Porter will discuss how Key West residents are saving these reefs...