Pictures shown are mature trees for sake of reference. 
This product is sold in a #2 gallon pot and 18-24" in height.
(Not full grown)
 
Black Hills spruce is a small to medium height tree with a dense habit and a broad, pyramidal form. It is a good addition to residential landscapes, or for use in windbreaks.
Family (English)Pine
Family (botanic)Pinaceae
Foliage: Evergreen (foliage year-round)
Native locale: North America
Size range: Small tree (15-25 feet), Medium tree (25-40 feet)
Mature height: 20-40 feet
Mature width: 10-15 feet
Light exposure: Full sun (6 hrs direct light daily)
Hardiness zones: Zone 3 - 5
Soil preference: Acid soil, Moist, well-drained soil
Tolerances: Dry sites, Road salt
Shape or form: Round
Growth rate: Moderate
Transplants well: Yes
Wildlife: Browsers, Nesting birds, Songbirds
 
Excerpted and for more information see: https://mortonarb.org/plant-and-protect/trees-and-plants/black-hills-spruce/