- You Will Get 550 Seeds Of Maiden Pinks Dianthus Deltoides Flower Seeds. - Description: - Name: Maiden Pinks. - Scientific Name: Dianthus Deltoides. - Color: Pink. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Plant Height: 4 - 12". - Plant Spacing: 9 - 12". - Bloom Time: Summer. - Hardiness Zone: 3 – 9. - Light Requirements: Sun - Part Shade. - Soil & Water Preferences: Average.