Ferocactus pilosus, commonly known as the Fuzzy Barrel Cactus, is a striking cactus species native to northern Mexico. This species is particularly notable for its dense, yellowish spines that give it a "fuzzy" appearance, making it a distinctive and ornamental addition to any cactus collection.

Typically growing to about 60 cm (24 inches) in height and 30 cm (12 inches) in diameter, Ferocactus pilosus forms a round, barrel-like shape, with prominent ribs running along its surface. Its spines provide both an attractive texture and protection from herbivores, while the cactus is capable of storing water in its stem to survive arid conditions.

In late spring and early summer, this cactus produces vibrant, funnel-shaped flowers that range from yellow to red, attracting pollinators such as bees and birds. The flowers are followed by small, spherical fruits that ripen to a reddish color.

This hardy cactus thrives in well-draining, sandy soil and requires minimal water, making it perfect for xeriscaping or desert garden landscapes. It prefers full sun exposure and tolerates temperatures up to 40°C (104°F), though it should be protected from frost in colder climates.

Ferocactus pilosus is a low-maintenance plant that adds a unique texture and striking visual appeal to desert or cactus gardens. It can also be grown in containers, providing an eye-catching display for patios or balconies.