Agave attenuata is a soft-leaved, spineless agave that forms elegant rosettes typically measuring about 2 to 3 feet tall and spreading 3 to 4 feet wide at maturity, with individual leaves often reaching 18 to 30 inches in length and about 4 to 6 inches across at their widest point. The thick, fleshy leaves curve outward and downward, creating a smooth, rounded profile without the rigid, sharp structure seen in many other agaves. Mature plants may produce a dramatic, arching flower stalk—commonly called a “foxtail”—that can rise 5 to 10 feet tall and extend outward in a sweeping curve, with the flowering portion itself sometimes measuring 2 to 4 feet long. The trunk-like stem that develops over time can elevate the rosette 1 to 3 feet above ground level, giving older specimens a small tree-like appearance. Offsets (pups) form at the base and gradually expand the plant’s overall footprint, potentially creating clumps that spread 4 to 6 feet or more across in ideal conditions. Each rosette maintains a compact yet substantial mass, with leaf thickness often around ½ to 1 inch, contributing to the plant’s water-storing capacity and overall sculptural presence in the landscape.