Description
Canna ‘Herman’ is a medium sized Crozy Group cultivar; purple foliage, large, lanceolate shaped, acute apex, maroon margin, spreading habit; spikes of flowers are open, self-coloured red, staminodes are medium size, edges regular, petals purple with farina, fully self-cleaning, good bloomer, flowers in July until frosts in northern temperate zone, blooms open in the early morning; fertile both ways, not self-pollinating or true to type, capsules globose; rhizomes are thick, up to 3 cm in diameter, coloured purple; tillering is good.
