Genus Information
Sun Requirements
Alcea rosea Nigra can handle either an exposed or a sheltered position and requires full sun to thrive, this consists of more than six hours of direct sunshine per day.Hardiness
Black Hollyhock is fully hardy.
Growth Information
Alcea rosea Nigra is quite a fast grower and in the right conditions will reach its full size in 2-5 years. It can reach heights of up to 2m and will spread up to 1m.
Flowering
Alcea rosea Nigra produces purple and black flowers. These flowers will be produced between June to September.
Foliage
Black Hollyhock is a deciduous plant and produces green foliage and will benefit from being cut back once it has finished flowering to promote growth next year.
Wildlife, Pests and Diseases
Alcea rosea Nigra can have problems with Slugs and Caterpillars, it can also be vulnerable to certain diseases such as Rust. Also known to attract bees and other pollinators but is not considered to be toxic .
Soil Requirements
Black Hollyhock likes a soil won’t hold on to much water, doesn’t like sitting in the wet and it can be planted in soil of any pH.

PANACEA BASKET CLASSIC FINIAL 14INS
DECORIS GREEN FERN BAUBLE
GISELA GRAHAM GLASS VASE CLEAR TRELLIS LARGE
TOM CHAMBERS TWISTED BRACKET SAGE 35CM
SMART GARDEN SOLAR FIREFLY OPEL LANTERN
DARLAC BYPASS PRUNER
MR FOTHERGILL'S - MIXED LETTUCE GREEN LEAVES SEEDS
THE ENGLISH TABLEWARE COMPANY ARTISAN FLOWER TEA TOWEL SET
WRENDALE TIN RECTANGULAR GUINEA PIG
TILDENET PEAT POTS ROUND 8CM
PEGGY WILKINS ROUND CHAMPAGNE CHRISTABEL TABLECLOTH
WRENDALE WATER BOTTLE GIRAFFE
PEGGY WILKINS BEAUTIFUL BERRY TABLE RUNNER
STEWART ESSENTIAL ELECTRIC PROPAGATOR 52CM
WALTON & CO PLACEMAT RIBBED SLATE BLUE
WEBER STAINLESS STEEL CLEANER
HOZELOCK SUPPLY TUBE 4MM 10M
MILFORD TEALIGHT HOLDER GLASS CYCLING
TILDENET PEAT POTS SQ 8CM
HOZELOCK ROUND TAP CONNECTOR 