About

Gentiana olivieri is a gentian from the Middle East and Central Asia producing clusters of blue or violet tubular flowers in summer. A rewarding and ornamental gentian for a sunny, moist border.

About the genus

Gentiana, the gentians, are annuals, biennials and herbaceous or evergreen perennials producing mostly showy, trumpet-, funnel- or salver-shaped flowers, famously in brilliant blue but also in white, yellow and purple. They range from tiny alpine cushion plants to tall border perennials and include species for every season.

Plant details

Suggested usesBedding, containers, hanging baskets.

Care notes

CultivationPlant out after last frost in fertile, well-drained soil.
PruningDeadhead regularly to prolong flowering.
PropagationGrow from seed sown in spring.
Pest resistanceGenerally pest-free. Monitor for common garden pests.
Disease resistanceGenerally disease-resistant. Ensure good air circulation.