Description Kniphofia uvaria ‘Grandiflora’ Red-Hot Poker. A deciduous perennial, which from June to September, bears flowers of warming shades of reds, oranges, and yellows on tall, stout stems. Grow in deep, fertile, humus-rich soil, moist but well-drained soil, in full sun or partial shade. It will reach a height of 90-100cm and a spread of 60cm.
