The sex life of plants, including trees, is not simple. Some, known as perfect flowered plants, have their male and female parts in the one flower so are effectively self pollinating (roses or apples); some, known as monoecious flowered plants have separate male and female …
male trees are clean trees
On the re-sexing of trees and other matters respiratory
I spent much of last weekend discussing the re-sexing of trees. Not your everyday Sunday papers conversation - but fascinating none the less. How come? Well, I had staying as house guests Tom Ogren, world authority on allergen-free gardening, and Nigel Clarke, garden-centre …