About
This bushy annual or biennial to about 60cm in height, with hairy, oval to long grey-green leaves and sprays of deep blue flowers from early to midsummer or later if sown in late spring.
About the genus
Cynoglossum can be annuals, biennials or perennials, usually short-lived, with roughly hairy, simple, lance-shaped to oblong leaves and cymes of blue, purple pink or white, forget-me-not-like flowers from spring to autumn
Growing conditions
SunlightFull sun, Partial shade
Soil typeLoam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectEast-facing, South-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH5
Plant details
Plant typeAnnual Biennial
HabitBushy
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height1-2 years
Suggested usesCity and courtyard gardens, Coastal, Cottage and informal garden, Wildlife gardens, Patio and container plants
Care notes
CultivationGrow in moderately fertile, moist but well-drained soil in sun or partial shade
PruningCut back after flowering
PropagationPropagate by seed sown in-situ in spring. Sow early under glass for flowering in the same year
Pest resistanceGenerally pest-free
Disease resistanceMay be susceptible to powdery mildews