About
A compact annual to 15cm, forming a low hummock of narrow foliage, with clear light blue, two-lipped flowers 2cm across in summer and autumn.
About the genus
Lobelia can be annuals, perennials or shrubs, with simple leaves and showy 2-lipped flowers that may be solitary or in racemes or panicles
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH2
Plant details
Plant typeAnnual Biennial, Bedding
HabitMatforming
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height1-2 years
Suggested usesCity and courtyard gardens, Patio and container plants, Cottage and informal garden
Care notes
CultivationIdeal edging for bedding schemes or in a container especially in partial shade. A moist soil or compost will prolong flowering, as will liquid feeding
PruningRemove after flowering ceases in autumn
PropagationPropagate by seed
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free