Consider specific plants for a ‘bee-friendly’ garden

Q. Can you suggest possible reasons for the lack of bees in our garden this year? In previous years, the dozens of bees working over large sage plants have been a big family attraction as we would gather round to enjoy watching them. This year, we have seen only the occasional bee.
A. The decrease in numbers of bees has been the subject of much concern generally in recent years. Dramatic reductions in their numbers can be traced to either a single cause of a combination of several factors that i