Quantity: 100 Pcs Germination Time: 20-30 Days For Germination Temperature: 18-25 Celsius. Planting Instructions: Christmas Rose (Helleborus Niger) - Christmas Rose Seeds Can Be Started To Grow This Unique Ornamental That Blooms In The Winter. Helleborus Niger Christmas Rose Has A Rugged, Coarse-textured, Leathery, Shiny Green Foliage That Remains Attractive Year-round. The Plant Is Stemless, Herbaceous And Can Be Used As A Ground Cover That Reaches 12 - 18 "es Tall And Spreads About The Same Across.