Bluebeard 
Bodiniers Beautyberry 
Breckland Thyme 
Broad-leaved Mountain Mint 
Camphor Thyme 
Cat's Whiskers 
Cleonia lusitanica 
Clerodendrum deflexum 
Clerodendrum palmatolobatum 
Clerodendrum quadriloculare 
Clinopodium douglasii 
Coastal Hedgenettle 
Coastal Rosemary 
Coleus 
Coleus comosus 
Coleus strobilifer 
Common bugle 
Common Hedge-Nettle 
Common hemp-nettle 
Common lavender 
Common Self-heal 
Common Thyme 
Creeping charlie 
Creeping Charlie