- You Will Get 100 Seeds Of Coral Gardens Mix Celosia Cockscomb Celosia Argentea Cristata Flower Seeds. - Description: - Name: Coral Gardens Mix Celosia Cockscomb. - Scientific Name: Celosia Argentea Cristata. - Color: Red, Crimson, Rose, Orange, & Gold. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Plant Height: 10". - Plant Spacing: 12". - Bloom Time: All Summer. - Hardiness Zone: N/A. - Light Requirements: Sun. - Soil & Water Preferences: Average.