3ltr Alcea rosea 'Nigra'
Rich purplish-black flowers on tall, upright spikes. With rough pale green foliage.
Suitable for: Mixed borders as. Contrasting vertical effect, in sun, on well-drained but moist soils.
Height & Spread: 1.8-2.4m x 60cm.
Flowering time: Mid summer to early autumn.
Planting: Water pot, leave to drain. Prepare hole large enough to avoid damaging the roots, dig moist compost and fertiliser into planting hole. Remove container, position plant so that it is 15mm below soil level. Fill with soil mixture, firm in, water well.
Care: Water well before planting and until established.