Hollyhock ‘Black Knight’ Seeds, Suttons

Hollyhock ‘Black Knight’ Seeds, Suttons

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′).

Growing Information

Usually grown as a biennial. Sow April-June for flowers June-August the following year, or sow direct outside May-June.

Sowing Information

Sow in a propagator on a windowsill or in a greenhouse at approx. 15-21°C (60-70°F) using a good quality, moist compost. Cover the seeds only lightly with sieved compost as light assists germination. Germination 10-12 days. Transplant seedlings, spaced out, into trays and grow on. Acclimatize plants gradually before planting out 38-45cm (15-18″) apart. Choose a sunny position. Alternatively sow direct outside May/June.

Average Packet Content 45 Seeds

*Subject to availability*