About
A compact herbaceous perennial up to 30cm high with fresh green pinnate leaves and sky-blue flowers in early summer.
About the genus
Polemonium can be annuals or herbaceous perennials or upright or spreading habit, with pinnate leaves and usually clustered, tubular, bell, or funnel-shaped flowers
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, North-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitMatforming
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesRock garden, City and courtyard gardens, Cottage and informal garden
Care notes
CultivationGrow in any fertile, leafy, moist but well-drained soil in full sun or partial shade
PruningNo pruning required
PropagationPropagate by division
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free but may be susceptible to powdery mildews