About

A bushy evergreen shrub to a height of 1m, with aromatic, broad, blue-grey leaves pinnately divided into rounded segments, and clusters of 4-petalled yellow flowers 2cm across, in summer.

About the 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

Growing conditions

SunlightFull sun, Partial shade
Soil typeLoam, Sand
Soil pHAcid, Neutral, Alkaline
Soil moistureWell-drained
AspectWest-facing, South-facing
ExposureExposed
UK hardinessH5

Plant details

Plant typeShrubs
HabitBushy
FoliageEvergreen
Height0.5-1 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesCity and courtyard gardens, Cottage and informal garden, Gravel garden, Mediterranean climate plants, Patio and container plants
FragranceFoliage
ToxicityTOXIC 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

Care notes

CultivationGrow in moderately fertile, well-drained soil, in full sun or partial shade. Will thrive in a hot dry site
PruningPruning group 10 in spring or after flowering
PropagationPropagate by semi-hardwood cuttings in autumn
Pest resistanceGenerally pest-free
Disease resistanceGenerally-disease free