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Commonly known as Hortensia
DeciduousBroadly ovate leaves to 20cm (8in) long
BlueDeepest navy blue on acid soil
Medium shrubTypically grow to around 4-6 feet in height
Hardy - cold winterHardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F)
Full sunshelter from cold winds
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
We recommend the use of Hydrangea blueing agent for all blue varieties. Due to the difficulties of growing blue Hydrangeas in pots, the first flush of flowers may flower pink. Please see below our article on Hydrangea care for full information.
Additional FeaturesBurncoose specialitySee Burncoose Speciality group for more detailsGood to knowSyn 'Gentian Dome'Pests & DiseasesRed spider mites, scale insects, vine weevils, capsid bugs, grey mould(Botrytis), hydrangea virus, powdery mildew, leaf spot, honey fungus.Place of originJapan
(see photos above)
(see photos above)
Pruning groupPruning group 3Suitable for: Deciduous shrubs that flower in the Summer or Autumn on previous year's growth, or deciduous shrubs that flower in late Winter-Spring on previous year's growth.
Pruning: Trim off old flowers to the first bud beneath flower head. Cut back 1/3 of the oldest stems to promote replacement growth.
RHS group 4
Soil ConditionsFertile moist well-drained soilHumus-rich
Toxic - Category CMay cause skin allergy(People & Pets) Maybe harmful to pets if eaten
- Hydrangeas for everyone!
- Quick tour of hydrangea stocked - Video Tip ondemand_video
- Soil & Feeding
- Pruning Hydrangeas
- Pruning Hydrangeas - Video Tip ondemand_video
- Hydrangeas, keeping them blue - Video Tip ondemand_video
- Drying Flower Heads
- Drying hydrangea flower heads - Video Tip ondemand_video
- Popular Mopheads & Lacecaps
- Hydrangeas and other plants
- Further Reading