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How to Grow Alyssum and Take Care of the Plant Appropriately

how to grow alyssum

Plants of the genus Alyssum are very interesting for gardens. When you see that you have very few empty spaces, we can also grow them in a pot. Its size is small, and its flowers. Its flowers are lovely!  Let’s discover how to grow alyssum.

Knowing its characteristics and its care will be beneficial to see where you should put your copies. So here you have your complete file.

How to grow alyssum?

If you want to have a copy of alder, we recommend providing the following growing tips:

how to grow alyssum


It has to be placed outside, in full sun.  Flowerpot: being very adaptable, you can use universal growing substrate without a problem. But if you want to mix 50% much + 30% perlite + 20% earthworm humus. Garden grows in many soils, provided it is neutral to clay and has good drainage.


Irrigation is one of the most challenging tasks to master. When they also tell you it is much easier to lose a plant if you over water it, what usually happens is that we water … but little. And that is not good either. So, to get your Alyssum to grow well, it is necessary to know when to water it.

During the summer, as it is usually a scorching and dry season in many places, water very often, but the rest of the year not so much. So that there is the most advisable thing is to check the humidity of the earth. With a digital humidity meter, or by inserting a thin wooden stick. If it is practically clean when it is removed, water. Otherwise, do not water.


The Alyssum is multiplied by seeds in spring and shrub species also by cuttings after flowering. Let’s see how:

The first thing to do is to fill a seedbed with a universal culture substrate. Then, the seeds are sown, place a maximum of two in each socket. They are then covered with a thin layer of the substrate. Finally, it is watered and placed outside, in full sun. This will germinate in 2 or 3 weeks.


When the flowers have withered, cut a piece of about 30 centimeters, impregnate the base with rooting hormones or homemade rooting, and then plant it in a pot with previously watered vermiculite. If all goes well, it will issue its own roots after a month.

Plagues and diseases

It is a plant very resistant to the usual pests and diseases. If the cultivation conditions are not adequate, mealybugs, aphids, and if it is irrigated in excess, by fungi can affect it. The first two are fought with potassium soap or diatomaceous earth, and the last one with copper or sulfur in spring and autumn.


He does not need it. Maybe just cut the withered flowers and dried leaves with scissors – for example, such as sewing, or children’s ones – previously disinfected with pharmacy alcohol or a few drops of dishwasher and water.

Origin and characteristics

The Alyssum is a genus of about 170 species of annual or annual, herbaceous or rarely low-rise shrubs that grow between 10 and 100cm. They are native to Europe, Asia, and North Africa, being mostly in the Mediterranean region. The leaves are ovoid oblong and produce yellow, white, pink, or purple flowers.

The main species are:

Alyssum serpyllifolium: It is endemic to Algeria, Morocco, France, Portugal, and Spain. It is a perennial, woody herb that produces yellow flowers. Its maximum height is 30-35cm.

Alyssum granatense: It is a plant known as golden spikelet originating in the center and south of the Iberian Peninsula. It grows between 5 and 12cm tall and produces yellow-light flowers.

The Alyssum maritimum is the ancient scientific name of the Lobularia maritima, also known as sea alder or sweet Alyssum. It is an annual or perennial plant depending on the weather, which reaches 30 centimeters in height and produces white or violet flowers.

Rusticity will depend on the species, but in principle, they resist weak frosts up to -7ºC.
What do you think of the Alyssum?

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