The corsican mint plant has medium water needs. You have to water it regularly to keep the soil moist, especially during hot, dry summers.
The best time to fertilize is early spring. You can use one teaspoon of water-soluble, slow-release fertilizer. Make sure to water well after fertilizing.
Pruning or trimming mint groundcover is best achieved through two techniques: hand pruning and mowing.
These plants are often used as a digestive aid in the form or herbal tea. The essential oil is also antiseptic and may be toxic in very high doses.