Hibiscus syriacus 'Lenny' (Rose mallow 'Lenny')

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Skill rating Beginner
skill rating
Ultimate spread 1.5m
max. spread
Ultimate height 2.5m
max. height
Time to maturity 10-20 years
to maturity
Maintenance level 1 hour care
per year

Botanical name: Hibiscus syriacus 'Lenny'

Other names: Rose mallow 'Lenny', Rose of Sharon


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Genus: Hibiscus

Variety or cultivar: 'Lenny' _ 'Lenny' is a bushy, deciduous shrub with dark-green, diamond-shaped leaves. In summer and autumn it bears single, pale-mauve flowers with red dots at the base of each petal.

Hibiscus syriacus 'Lenny' is: Deciduous

Flower: Red, Pale-purple in Summer; Red, Pale-purple in Autumn

Foliage: Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn

Habit: Bushy, Erect

Awards: RHS AGM (Award of Garden Merit)

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Watch out for

Specific pests: Aphids , Mealybugs , Thrips

Specific diseases: Powdery mildew

General care

Propagation methods: Layering, Semi-hardwood cuttings. REGISTER to read more...


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Hibiscus syriacus 'Lenny' (Rose mallow 'Lenny') will reach a height of 2.5m and a spread of 1.5m after 10-20 years.


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Suggested uses: City, Coastal, Cottage/Informal, Beds and borders, Hedging/Screens, Containers, Wallside and trellises

Cultivation: Plant in moist but well-drained, neutral to alkaline soil in a sheltered, sunny position. Needs long, hot summers to flower well.

Suitable for your garden?
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This plant likes... Garden match
Soil types: Chalky, Clay, Loamy, Sandy (will tolerate most soil types) Match unknown
Soil drainage: Moist but well-drained, Well-drained Match unknown
Soil pH: Alkaline, Neutral Match unknown
Light: Full Sun Match unknown
Aspect: South, East Match unknown
Exposure: Sheltered Match unknown
Hardiness: Hardy (H4) Match unknown

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What Shoot members say...

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Gardens with this plant

Rear Garden
Rear Garden
Andrew Carter

 

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