About
This spreading perennial with toothed, green leaves up to 6cm long and in summer clusters of star-shaped, pale purple flowers with dark purple bracts borne on short stems above the foliage.
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, Partial shade
Soil typeClay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH3
Plant details
Plant typeHerbaceous Perennial
HabitBushy
FoliageSemi evergreen
Height0.5-1 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Patio and container plants, City and courtyard gardens
Care notes
CultivationGrow in moderately fertile, moist but well-drained soil in full sun or partial shade
PruningDeadhead regularly to promote flowering
PropagationPropagate by seed in early spring or propagate by cuttings
Pest resistanceMay be susceptible to aphids and slugs
Disease resistanceMay be susceptible to Powdery mildews