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Snow gentian

Gentiana nivalis · Gentianaceae

The gardener's calendar

The right move for September

Ideal time to plant snow gentian: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.

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ID card

Foliage
Deciduous
Flowering
Summer (July-August)
Adult size
5 to 15 cm in height
Growth
Slow
Hardiness
Very hardy (down to -20°C)
Origin
Mountains of Europe (Alps, Pyrenees)
Soil type
Well-draining, slightly acidic
Exposure
Sun to partial shade

Care

Watering

Keep the soil moist but never waterlogged, particularly during the growth phase. In mountains, snow gentian benefits from moisture from melting snow. In cultivation, water moderately and reduce watering in winter.

Exposure

Choose a location in direct sun to partial shade. In warm regions, partial shade protects the plant from excessive heat and maintains better moisture levels.

Soil and drainage

Well-draining soil is essential to prevent root rot. Enrich the substrate with gravel or sand, and a slight acidity promotes its vigor. In pots, use a special mix for alpines or succulents.

Fertilizer

Moderate fertilization is sufficient: apply a highly diluted fertilizer once or twice during the growth phase (spring-summer). Mountain soils naturally poor are natural for this species; avoid excess nitrogen.

Pruning and maintenance

No pruning is necessary. Simply remove faded flowers and dried foliage after winter to encourage new growth.

Pests and diseases

Snow gentian is generally healthy. Monitor stagnant moisture which promotes fungal rot. Ensure good air circulation and avoid watering the foliage late in the day.

Did you know?

Snow gentian is an emblematic alpine plant that blooms in the heart of summer in high-altitude meadows, often in the company of persistent snow. Its scientific name Gentiana refers to Gentius, a Numidian king who allegedly discovered the medicinal properties of gentians over 2000 years ago. It is one of the smallest gentians in Europe, forming delicate blue rosettes that illuminate the summits.

Where to buy it

Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.

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Tips generated and checked by Viridia — adapt them to your local climate.