Caryopteris x clandonensis ‘Longwood Blue'
Longwood Blue Bluebeard
Syringa vulgaris 'President Grevy'
President Grevy Lilac
Syringa x hyacinthiflora 'SMNSHBBL'
Scentara® Double Blue Lilac
Vitex agnus-castus 'SMVACBD'
Blue Diddley® Chaste Tree
