- You will get 300+ Seeds of Pink Zinnia Flower Seeds. - Seller Notes “Zinnia elegans. U.S. Grown seed. Test date 1/23.Germination 94%. Packed 1/23.”. - Planting Time: 7 Weeks. - Soil Type: Poor soils, Clay, Loam, Peat, Sand. - Life Cycle: Annual. - USDA Hardiness Zone (°F): 11 (40 to 50 °F). - Soil pH: Neutral. - Watering: Medium. - Sunlight: Full Sun. - Zinnia "Luminosa" make great cut flowers with long stems. Cut one flower and the plant grows back two more. Blooms all summer into fall. Zinnia "Luminosa" has large 4" - 5" inch fully double Dahlia type flowers in bright pink. They will definitely brighten your garden! Zinnias are native to Mexico, so they prefer full sun and only need moderate water. They do well in the garden or containers. Butterflies and bees are very attracted to these large showy blooms, also Pink Zinnias look beautiful in a vase! Very easy to grow. Just add water and stand back! 1000+ Quality seeds. - Annual. - Full Sun. - Spring, soil temp 70F+. - SOW 1/4"deep, 3 " apart. Keep moist. - Germinates in 7 to 14 days. - Medium water. Light fertilizer if needed. - Flowers are bright pink. Blooms from early summer through late fall.