About
Rosea' is a bushy evergreen shrub to 2m or more, with small, ovate, strongly mint-scented leaves and generously-borne 2-lipped, pale rose pink flowers with a darker eye, through a long flowering season in late spring and early summer.
About the genus
Prostanthera are bushy evergreen shrubs with small, dark green, highly aromatic leaves and terminal panicles or racemes of cup-shaped white blue or purple flowers in late spring or early summer
Growing conditions
SunlightFull sun
Soil typeChalk, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectSouth-facing, West-facing
ExposureSheltered
UK hardinessH2
Plant details
Plant typeShrubs
HabitBushy
FoliageEvergreen
Height1.5-2.5 metres
Spread1-1.5 metres
Time to full height5-10 years
Suggested usesPatio and container plants, Mediterranean climate plants, City and courtyard gardens, Coastal, Cottage and informal garden
FragranceFoliage
Care notes
CultivationGrow under glass in a peat-free, loam-based potting compost in full light, water sparingly in winter and place outdoors during the summer months. Grow outdoors only in a frost-free environment with moist but well-drained soil in full sun
PruningPruning group 8 after flowering; resents hard pruning
PropagationPropagate by seed or semi-hardwood cuttings
Pest resistanceMay be susceptible to glasshouse red spider mite and glasshouse whitefly
Disease resistanceMay be susceptible to honey fungus in gardens where it is present but insufficient data to determine degree of susceptibility