On the CTG episode that first aired February 28, 2009, Tom Peace layers cool season transitional color with summer perennials and evergreen structure.

Tom Peace plants

Artichoke Violette
Bull’s blood beet
Black Tuscan dinosaur kale
Red Boar kale
Chidori red kale
parcel
Cape cowslip
Calendula Triangle Flashback
Oxalis pes-caprae (‘Scotty’s surprise’)
Also:  Angelica

Book:  Sunbelt Gardening