Picea glauca green with decorative white pot - Mini Christmas treeEvergreen and hardy. That's the Picea glauca. Even though it's green, its common name is 'white spruce'. This conical dwarf conifer is rather petite. Plant it in the Elho Brussels flower pot. The conifer should be planted in the garden or in a spacious pot or planter. The Picea glauca in a pot makes an excellent Christmas tree. This is one durable plant. Its needles are short and remain green all year long. The Picea glauca is easy to maintain.