What is the common name for Salix purpurea 'Nana'?

Salix purpurea 'Nana' is commonly known as the Dwarf Arctic Blue Willow. This specific cultivar is characterized by its compact size, making it suitable for smaller gardens and landscapes. The foliage typically features slender, blue-green leaves that add aesthetic value. In contrast to the other options, this name reflects both its physical description and its adaptation to a variety of environmental conditions.

The other names provided in the options correspond to different species or cultivars of willow. For example, Pussy Willow refers to species within the Salix genus that produce the characteristic fuzzy catkins in spring. Black Willow pertains to Salix nigra, known for its larger size and distinctive bark. Gold Willow is associated with Salix alba 'Tristis,' which is recognized for its bright yellow stems. Each of these options refers to distinct plants, supporting the identification of Salix purpurea 'Nana' as the Dwarf Arctic Blue Willow.