The North Carolina Zoo is temporarily suspending operations
effective March 17 until further notice. More information.
Striking flower spike
This blue-green agave has sharply, spined leaves. It produces yellowish flowers on an impressive flower spike that can reach up to 12 feet tall.
The USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.