Alisso, perennial Alisso, Alisso yellow - Alyssum saxatile


Alyssum saxatile is a lively evergreen ground cover plant, native to the European continent. The perennial alyssum has small elongated leaves, tending to gray-green, gathered in dense rosettes; in spring, from the rosettes, thin stems, about 25-30 cm high, are raised, which carry bunches of small golden-yellow flowers. The development of these small plants is rapid and vigorous, they are widely used in rock gardens, to obtain real carpets of golden flowers. They can also be grown in a container, where they expand rapidly, until they cover the edges of the vase, becoming slightly hanging. The "alba" variety has white flowers, the "compacta" variety has a very creeping habit, and reaches a maximum height of 10-15 cm.


To obtain a rich flowering it is good to place the perennial alyssum in a very sunny place; the plant also develops in areas of partial shade, but the production of flowers is certainly more scarce than the plants placed in places directly affected by the rays of the sun. These ground cover do not particularly fear the cold and are often visible even as spontaneous plants in stony and rather dry places.


Generally the species of alyssum yellow they are satisfied with rainwater as they bear very well even long periods of drought; if grown in containers or pots they may need more watering than the species grown in the garden, especially during the hottest periods of the year. At the end of winter, provide the plant with a slow release granular fertilizer.


Place the alyssum saxatile in dry, well-drained soil, possibly sandy. They can also grow in rich soils, but the plant develops best in the presence of poor soils. However, this species does not have any particular cultivation requirements and is suitable for all types of terrain.


The multiplication of the perennial alyss occurs by seed, in a protected place in February-March, or directly in May-June; in the first case the flowers will already be in spring, in the second case the plant will bloom in the spring of the following year. It is also possible to propagate the yellow alyss by cuttings, to be rooted in soft and sandy soil.
It is possible to carry out repotting when the size of our plants appears excessive for the container in which it resides. Choose a vase with larger dimensions and decant. As for pruning, they do not need specific pruning; therefore proceed only to eliminate the dry or damaged parts.

Alisso, perennial Alisso, Alisso yellow - Alyssum saxatile: Pests and diseases

Aphids often spoil the small flowers of Alyssum saxatile. However, these species are quite resistant to pest attack and disease development due to their adaptability to the climatic conditions and the terrain in which they are found. For this reason they do not require special care and attention. In case of attack of aphids, as mentioned above, it will be advisable to use specific anti-parasitic products to eliminate the problem effectively. At the best garden or nursery centers it is possible to purchase products of this type.