Aubrieta or Aubrezia is a herbaceous perennial ground cover plant native to Europe. Widely used in rock gardens and on dry stone walls, where it rapidly expands creating suggestive cushions of small round-gray leaves, covered with a light down; from spring to the end of summer it produces a profusion of small flowers in the shape of a cross, pink, purple or blue. Aubretia is widely used as a ground cover even at the foot of shrubs or trees since it does not exceed 10-15 cm in height. To obtain more compact plants it is advisable to cut the aubrezia at the end of flowering to a height of 5-10 cm.
There aubrieta it blooms profusely if it is placed in sunny positions, to avoid that the summer heat excessively tear the soil, it is however good to place the plant in places where the roots remain cool. Rock gardens are definitely the best places for Aubrezia plants, which can thus be placed in full sun, with roots in the shade of rocks. this kind of plant does not present problems during the cold season, when the temperatures appear to be more rigid.
It is advisable to water the abruezia plants in moderation but regularly, avoiding water stagnation or prolonged periods of drought, checking that the soil maintains the right degree of humidity without allowing water to stagnate, which would be harmful to the health of this plant .
Every 15-20 days provide fertilizer for flowering plants dissolved in the water of the waterings, from March to October so that the specimens of this variety can develop at their best and produce a vigorous flowering.
The specimens of Aubrieta prefer loose, soft, light soils very well drained. If desired, a well-mixed composting soil and sand can be used, to which you can add garden soil and lapillus. These plants particularly like calcareous soils. It is a good idea to check that the soil in which they are planted allows good water drainage so that water does not form.
For the reproduction of the plants of this variety in autumn and spring, the tuft can be divided, immediately placing the portions in place.
In spring it is sown, using the seeds of the previous year, in seedbeds or directly at home when the outside temperature turns out to be pleasant and there is no risk of late frosts, thinning the seedlings when they have produced at least three pairs of leaves.
Aubrezia - Aubrieta: Pests and diseases
These plants, if placed in the garden in the ground, are often prey to snails, which can devour a plant in a short time. Many specific products are available on the market that can be used successfully to avoid the problem and protect the seedlings from attack.
If the soil is poorly draining or watering is excessive it can happen that it is hit by root rot, which causes a rapid deterioration of the plant. Therefore, check that the soil in which it is planted allows proper drainage.