- You Will Get 100 Seeds Of Mixed Colors Nicotiana Alata (Ornamental Flowering Tobacco) Flower Seeds. - Description: - Name: Heirloom Mix Nicotiana. - Other Common Names: Flowering Tobacco. - Scientific Name: Nicotiana Alata. - Color: White, Pink, Red, & Purple. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Plant Height: 48 - 60". - Plant Spacing: 9 - 12". - Bloom Time: All Summer – Fall. - Hardiness Zone: 9 – 11. - Light Requirements: Sun - Part Shade. - Soil & Water Preferences: Average – Moist. - Other: Fragrant!