Leonorus cardiaca, a plant with great medicinal properties

Leonorus cardiaca also known as Motherwort, Hard Heart, Hand of Saint Mary, Edge Nettle, Cardiac or Lion’s Tail . It belongs to the Lamiaceae family and is native to Asia and central Europe.

Characteristics of the Leonorus cardiaca

Rhizomatous herbaceous plant with a quadrangular branched stem and erect bearing that can reach a height of 1 m. Being a kind of gives off an unpleasant aroma.

The leaves are opposite, divided into 3 lobes, dark green on the upper side and whitish on the underside.

The flowers appear in whorls along the stem, purple in color. It blooms in the summer and early fall.

Leonorus cardiac care

It is usually used in the preparation of herbal medicine and pharmacy products for its medicinal properties.

In the garden it is planted in small groups, or as an isolated specimen in low-maintenance areas with easy access.

It needs to be in full sun or semi-shade. But if the summer is very hot, it is better to have it in a partially shaded place.

As for the soil, anyone will do except those that are clayey and compact.

It is not advisable to have high humidity, so it should be watered moderately, waiting for the soil to dry out completely for your next watering.

Pruning is not necessary.

The compost should be with manure at the time of planting and incorporate a slow-release mineral fertilizer  in early summer so that it can develop vigorously.

It is a species that resists the attack of pests and diseases.

It can be multiplied by means of seeds, which will be sown in the seedbed at the end of the summer. The seedlings can be transplanted in the spring.


The active substances that this plant has are: flavonoids, essential oils, cardio-stimulating glycosides and alkaloids (betonicin, stachidrine and thiurcin)

In tincture it is prepared from the fresh herb and is used to treat climacteric disorders, nervous disorders and heart weakness.

Contraindications and side effects: in overdose it can cause vomiting, intestinal pain, intense thirst and bloody stools.

So it is a plant of great value, so it is worth knowing about it. But if you know more about its benefits, do not stop telling us everything about it.

Images courtesy of: Benet2006 , Emilian Robert Vicol

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