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ShrubsHerbs - Culinary

Ruta graveolens 'Jackman's Blue'

rue 'Jackman's Blue'

'Jackman's Blue' is a bushy evergreen shrub with aromatic, broad, blue-grey leaves pinnately divided into rounded segments, and cymes of 4-petalled yellow flowers 2cm across, in summer

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
5–10 years
Ultimate spread
0.5–1 metres
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue Grey Silver
Summer Yellow Blue Grey Silver
Autumn Blue Grey Silver Green
Winter Blue Grey Silver
Position
  • Full sun
  • Partial shade
Aspect

South–facing or East–facing or West–facing

Exposure
Exposed
Drought resistance
Yes
Hardiness
H5
Botanical details
Family
Rutaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
TOXIC to skin with sunlight. Wear gloves and other protective equipment when handling TOXIC to pets skin with sunlight (dogs) - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus

Ruta can be deciduous or evergreen shrubs or woody-based perennials with aromatic, pinnately lobed leaves and yellow flowers with 4 or 5 fringed petals in terminal clusters

Name status

Accepted

How to grow

Cultivation

Grow in moderately fertile, well-drained soil, in full sun or partial shade. Will thrive in a hot dry site

Propagation

Propagate by semi-hardwood cuttings in autumn

Suggested planting locations and garden types
  • Cottage and informal garden
  • Mediterranean climate plants
  • City and courtyard gardens
  • Coastal
  • Flower borders and beds
  • Wall side borders
Pruning

Pruning group 10 in spring or after flowering

Pests

Generally pest-free

Diseases

Generally-disease free

Get involved

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