- You Will Get 50 Seeds Of Red Jupiter's Beard Valerian Keys Of Heaven Centranthus Ruber Flower Seeds. - Description: - Name: Red Jupiter's Beard. - Other Common Names: Red Valerian / Keys Of Heaven / Kiss Me Quick. - Scientific Name: Centranthus Ruber Coccineus Red. - Color: Red. - Plant Seeds: At 65f. - Bloom Time: All Summer. - Hardiness Zone: 4 – 8. - Plant Height: 24 - 32". - Plant Spacing: 12". - Light Requirements: Sun - Part Shade. - Soil & Water Preferences: Average – Dry.