Pennyroyal plants are a member of the mint family, the botanical name is Mentha pulegium and it is one with a stronger flavour than others and the fragrance of the bruised foliage is strong as well.
Used more for its essential oils and as a tea than as a culinary herb it is said to help relieve headaches. It is also used as an insect repellant plant although it should not be used in contact with humans or animals.
A few precautions must be taken when using this herb, it is not to be used when pregnant as it is an abortifacient , it can cause miscarriages. It can also cause liver and kidney problems. Seek medical advice before using this plant.
So although it is a great ground cover you need to be careful with it.
This is a fairly vigorous and invasive plant so we suggest growing in a container. Humus rich moist soil sun to part shade. Ants dislike it.
Reaching only around 15 cm in height this is a plant that grows well in full sun in a humus rich fertile and well drained soil. It will spread by underground runners, so consider growing it in a contained area or perhaps in a pot.
It is easily removed if it spread to far.
Seek professional advice before using this plant.
Pennyroyal plants are available from the following nurseries
Medicinal, Teas and Kitchen Herbs. Edible plants, scented and ornamentals.
Wide range of perennial edibles and medicinals, berries, fruit and unusual food plants, by mail order.
FOUR SEASONS HERBS – or email: firstname.lastname@example.org
Huge range of rare & unusual herbs, edible perennial plants, wasabi, saffron corms & organic garlic. Specialised Mail order nursery.