Helianthus annuus
Sumptuous velvet flowers in the deepest, richest black-crimson, wonderful arranged on its own or with any acid-green foliage (Ridolfia or Bupleurum) threaded through it. This is one of my long-standing cut flower favourites.
From the Sarah Raven's Cut Flower range.
Height: 180cm (6ft)
Plant Class: Hardy Annual (HA).
Habit: Tall, Upright.
Average 20 seeds