About
A bushy plant with vivid green foliage and vivid reddish-purple flowers in dense racemes to 4.5cm in length, in summer and autumn.
About the genus
Glandularia are annuals or herbaceous perennials, native to The Americas and closely-related to Verbena (and included within Verbena until recently). Showy flowers typically have 5 petals and are held in rounded clusters in summer and autumn
Growing conditions
SunlightFull sun
Soil typeClay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectWest-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH4
Plant details
Plant typeAnnual Biennial, Bedding
HabitBushy
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height1-2 years
Suggested usesCottage and informal garden, Patio and container plants, City and courtyard gardens, Coastal
Care notes
CultivationGrow in moderately fertile, moist but well-drained soil in full sun
PruningCut back after flowering
PropagationPropagate by seed sown in early spring at 18-21°C
Pest resistanceDamage by slugs may be a problem
Disease resistanceSusceptible to powdery mildews