Veronica petraea Madame Mercier description
Light blue flowers and lilac buds in spring, and then on and off through the summer and into the autumn.
Tolerates a coastal position.
How easy is it to grow:
Good for the front of a border, in pathways and paving, hanging over a wall, alpine bed, rock garden, in containers, or by a patio and is undemanding in any reasonably drained soil, provided it isn’t too dry.
Common name: Madame Mercier Speedwell.
The best position in the garden:
Sun or semi shade.
Is it useful as a ground cover plant?
Yes, it will fill a largish space at the front of a plant border.
Can it be used for planting amongst paving?
Yes, it doesn’t mind being trodden on sometimes.
What type of soil:
Any reasonable soil.
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 15 cm.
Spread 50 cm.
Planting density – to calculate how many plants are required in a planting scheme:
Allow 4 plants per square metre.
Buy alpine plants for your container, raised bed, rockery, patio’s and borders.