Plants 70-110 cm tall. Flowers 7-10 cm wide in an erect congested spike. Colours range from yellow to reds and pastel shades, often with a contrasting centre and ruffled segments. Summer.
Derived from the Grandiflorus hybrids.
Gladiolus 'Black Stallion'
Flowers large, maroon.
Gladiolus 'Green Evelyn'
Gladiolus 'Lady Killer'
Flowers mauve with pale apricot throat
Gladiolus 'Yellow Supreme'
Flowers clear yellow.