- You Will Get 50 Seeds Of Light Pink Tunic Flower Coat Flower Petrorhagia Saxifraga Saxifrage Seeds. - Description: - Name: Tunic Flower. - Other Common Names: Coat Flower / Tunic Saxifrage / Saxifrage Pink / Hairy Pink. - Scientific Name: Petrorhagia Saxifraga Syn. Tunica Saxifraga. - Color: Light Pink. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Bloom Time: June – Oct. - Hardiness Zone: 4 – 8. - Plant Height: 8 - 12". - Plant Spacing: 9 - 12". - Light Requirements: Sun - Part Shade. - Soil & Water Preferences: Average.