Hollyhock 'Nigra'

Alcea rosea 'Nigra' is a tall, biennial hollyhock with stately spires of near-black, single flowers, often with a hint of red, blooming in summer.

Sun: Full Sun to Partial Shade.

Soil: Well-drained.

Hardiness: H5 — down to −15°C.

Flowering: May, Jun, Jul.