Botanical name
Geranium ‘Johnson’s Blue’
Other names
Geranium ‘Johnson’s Blue’, Geranium ibericum ‘Johnson’s Blue’
Genus
Geranium
Variety or Cultivar
‘Johnson’s Blue’ _ ‘Johnson’s Blue’ has lobed leaves and long-stems bearing rounded, dark-veined, lavender-blue flowers.
Foliage
Deciduous
Habit
Clump-forming, Mat Forming
Awards
RHS AGM (Award of Garden Merit)
COLOUR
Flower
Blue, White, Purple in Summer
Foliage
Bright-green in Summer
HOW TO CARE
Watch out for
Specific pests
Capsid bug , Rose leaf-rolling sawfly , Vine weevil
Specific diseases
Powdery mildew
General care
Pruning
Remove stems once flowered and old leaves to encourage the production of new leaves and flowers.
Propagation methods
Basal cuttings, Division
WHERE TO GROW
Geranium ‘Johnson’s Blue’ (Geranium ‘Johnson’s Blue’) will reach a height of 0.5m and a spread of 1m after 2-5 years.
Suggested uses
Add to salads, Cake decoration, Cottage/Informal, Beds and borders, Ground Cover, Underplanting
Cultivation
Best planted in most moderately fertile soil (apart from waterlogged) in either full sun or partial shade. Shade is tolerated.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
