Product reviews for Hollyhock Black Knight Seeds
Hollyhock Black Knight Seeds
Captivating, large, single (and sometimes semi-double) glossy flowers in the darkest of colours (almost a black) on tall flower spikes. Easy to grow, and ideal in groups at the back of a border or as a centrepiece to a larger display. HP - Hardy perennial. Height 180cm (6').. Average Packet Content 45 Seeds. Usually grown as a biennial. Sow April-June for flowers June-August the following year, or sow direct outside May-June.. Flower / Fruit from June-August. Average Growing Height: 151-200CM. . Ideal for beds and borders, and for cut flowers. Attractive to butterflies. Prefers full sun.