Furcraea Species, Giant Furcraea, Pescadillo

This plant is not often grown in Cornwall except in public 'subtropical' gardens. Perhaps people don't like plants that die after floweri...Read Moreng.
Small plants in pots can be mistaken (and even mislabelled) as Beschorneria, but the leaves are rougher, and it rarely forms clusters. People often think it's a Yucca, and articles sometimes appear in the press about 'amazing 20 foot flowering Yucca' in someone's garden.
It seems to be fairly hardy in Cornwall, and I've seen a few in inland gardens.
It's not a plant I would personally want to grow.