The cultivar name suits it well: "Mops" is a dense, rounded, slow-growing form of Swiss mountain pine that reaches 3 to 4 feet high and about 2.5 to 3 feet wide, with needles distinctly shorter than those of the species. Hardy from zone 2 through 7 and tolerant of urban conditions, it asks for full sun and well-drained loamy soil but adapts to other soil types and a range of pH without complaint. The needles can take on a yellow cast in winter, which adds seasonal interest rather than signaling any trouble.

Annual pruning in late winter keeps the plant compact, and spring pruning thickens the growth and reinforces the dwarf habit. Its landscape range is broad: it works along patios, pools, and walkways; as a mass in naturalized areas; in rock and winter gardens; and as an accent in containers or tight spaces where a larger conifer would quickly become a problem. Tip blight, rusts, pine needle scale, and sawflies are the main concerns, none typically severe with reasonable attention.