Picea glauca 39sanders blue39 is a colourful and extremely interesting dwarf spruce with foliage ranging from steel blue to dark grey45green it will happily spend its first few years in a pot as a christmas tree providing it is kept reliably watered this evergreen tree grows at only 4 to 6 inches 4012 to 15cm 41 each year and so is ideal for smaller gardens or even shrub borders height 400cm 401573441 spread 300cm 401183441