This grower is sure of this plant identification.
Vigorous and easy!
Crocosmia ‘Lucifer’ (Montbretia). Clumps of green sword-shaped leaves, with tall, arching spikes of funnel-shaped blossoms appear in mid to late summer. Brilliant flame-red flowers, and a tall habit.
Clumps should be divided every three years, in spring.
Ornamental, border, cutting bed, container. Outstanding cut flowers.