Flowers beginning with C

... and Cerinthe which fascinates me. Its one of those flowers that people don't recognise and have to ask about. Also self seeds sometimes.

It is a total thug in my garden self seeding absolutely everywhere, but the pollinators love it and it is easy to pull out when small. I love the blue leaves as much as the flowers.

Cosmos and Calendula are staples, too and I have some Coreopsis to have a go with for the first time.