Gothic Landscape - Ceanothus Yankee Point is a variety of the California Lilac that is great for ground cover in an open area as well as soil stabilization on banks. They are
Ceanothus 'Centennial' "California Lilac" - Buy Online at Annie's Annuals
Yankee Point wild lilac - Waterwise Garden Planner
Ceanothus groundcovers – PlantRight
True blue: how to plant ceanothus for quick colour
Yankee Point wild lilac - Waterwise Garden Planner
Ceanothus groundcovers – PlantRight
Ceanothus Evaluation for Landscapes in Western Oregon | College of Agricultural Sciences