Sold in 5L pots.
A narrow, blue-leaved yucca, which forms a stunning spherical shape. Older bottom leaves naturally die off. Will form a trunk as it matures.
Height is 26" / 66cm (includes pot). 
Care requirements: plant in full sun preferably in a very free-draining soil, e.g. equal parts grit and compost/soil.
Hardy to -15c if kept in a dry and sheltered location