producing a spray of yellow flower spikes from the top of each stem — these are loved by insects at a time when there is very little pollen around. Mahonias are big plants that only really look good ...

Different flowers have different smells to attract different types of pollinators. Bees like these tend to be drawn to sweet smelling flowers, like roses. Careful not to get too close, kids.

Now, as in ancient times, people usually detect the fragrance before they find the flowers. Does this sweet smell attract bees and butterflies? Not necessarily. This smell rather repels many ...