Gentiana septemfida description
Excellent ‘Gentian-blue’ trumpet flowers in summer.
How easy is it to grow:
This has won the RHS Award of Garden Merit . To win this impressive accolade the plants must have outstanding excellence for decorating a garden, be robust, not require highly specialist growing conditions or care and not be particularly susceptible to any pest or disease.
Good for the front of a sunny or partly shaded border, hanging over a wall, in containers, or in an alpine bed or rock garden and it is easy provided the soil isn’t too alkaline (chalky).
Common name: Crested gentian.
The best position in the garden:
Sun or semi shade.
What type of soil:
In any reasonable neutral soil. Many Gentians require acid (Ericaceous) soil, but provided it isn’t too chalky it will be okay.
How much moisture:
Hardiness and, or, lifespan:
Care and maintenance:
When newly planted always keep it watered until the roots have grown down and it is able to find its own moisture.
Size of plant:
Height 10 cm.
Spread 30 cm.
Planting density – to calculate how many plants are required in a planting scheme:
Allow 10 plants per square metre.
Buy rockery plants and alpines, herbs, wildflowers, perennials and ornamental grasses.
 Royal Horticultural Society – opens in a separate window.