About
Hibiscus rosa-sinensis 'Agnes' is a compact, evergreen hibiscus cultivar producing the characteristic glossy, lobed leaves and large, funnel-shaped flowers of the Chinese hibiscus in a selected colour form. A rewarding ornamental for a heated conservatory or frost-free garden.
About the genus
Hibiscus are deciduous or evergreen shrubs, trees, annuals or perennials with simple or palmately lobed leaves and large, funnel-shaped, five-petalled flowers over a long season. They encompass everything from hardy border perennials to tropical trees and the economically important kenaf and roselle.
Growing conditions
SunlightFull sun
Soil typeLoam
Soil pHAcid, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectSouth-facing, East-facing
ExposureSheltered
UK hardinessH1B
Plant details
Plant typeConservatory Greenhouse, Shrubs, Houseplants
HabitBushy
FoliageDeciduous
Height2.5-4 metres
Spread1-1.5 metres
Time to full height5-10 years
Suggested usesSub-tropical
Native toE Tropical Africa
Care notes
CultivationGrow in a moist but well-drained soil in a sheltered position in full sun
PruningPruning group 1
PropagationPropagate by semi-hardwood cuttings or semi-ripe cuttings or greenwood cuttings
Pest resistanceMay be susceptible to aphids, scale insects, mealybugs and glasshouse whitefly when grown under glass
Disease resistanceMay be susceptible to honey fungus (rarely) and powdery mildews