If you love rock garden plants, add rock moss (Dicranum scoparium) to your list. Also known as broom forkmoss and mood moss, this moss can be found across most of the northern hemisphere.

Anansi is walking in the forest when he stumbles upon a magic rock. When he says the words 'Isn't this a strange, moss-covered rock!' he falls asleep and this gives him an idea - if only he can ...