Hebe dieffenbachii is an evergreen Shrub growing to 1.2 m (4ft) by 1.6 m (5ft 3in).
It is hardy to zone 9. It is in leaf 12-Jan It is in flower in May. The flowers are hermaphrodite (have both male and female organs)
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil. The plant can tolerate maritime exposure.
It can tolerate atmospheric pollution.