Ceanothus thyrsiflorus repens 40californian lilac41 is perfect for the front of a border as it naturally forms a small mound that is evergreen and frost hardy it is perfect for adding some structure and groundcover to cottage gardens and prefers a position in rich fertile soil in full sun this rhs agm winner has wonderful fluffy light45blue flowers in may and june that will be sure to attract wildlife to your garden height 100cm 4039in41 spread 250cm 4098in41