Description

Primula denticulata Rubin description

Intense ruby flowers held high in several ball-like shapes above a mid green rosette in spring.
One of the Asiatic Primulas.

This is a butterfly friendly plant.

How easy is it to grow:
Good for the front or middle of a damp border, or in a drier bed which is in shade, and is easy in most soils, including heavy or clay ones, provided there are no Vine Weevil in your garden (see ‘Care and maintenance’ below).

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Common name: Ruby Drumstick Primula or Ruby Himalayan Primrose.

 

The best position in the garden:

Sun or semi shade.

Is it useful as a ground cover plant?

Yes, it will fill a small gap at the front of a flower border.

What type of soil:

Any reasonable soil. Tolerates clay soil, also acid soils.

How much moisture:

Moist, normal.

Hardiness and, or, lifespan:

Hardy.

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.

It is susceptible to Vine Weevil which lay their eggs by the plant and these develop into white, banana shaped grubs that chomp the roots. Biological control is pretty good at controlling it.

Size of plant:

Height 35 cm.
Spread 30 cm.

Planting density – to calculate how many plants are required in a planting scheme:

Allow 10 plants per square metre.

Purchase alpine plants mail order.