Photo: no rights reservedCC0 1.0via iNaturalist
Corsican Mint Plant Care
Mentha requienii Benth.
Updated · Sources · How we source care data
This low-growing plant's tiny, round leaves emit a strong minty aroma when crushed, making it perfect for ground cover in a garden. Originating from Corsica and Sardinia, it is highly sought after by plant collectors for its unique fragrance and ability to release essential oils.
Every 3–7 days
Full sun to partial shade
50–75°F
50–70%
At a glance
How do you care for Corsican Mint?
Water Corsican Mint every 3–7 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 50–75°F (10–24°C) and 50–70% humidity. Fertilize it every month during the growing season. The ASPCA lists it as toxic to cats and dogs, so keep it out of reach of pets.
Where Is the Corsican Mint Native To?
What Is the Corsican Mint?
Corsican Mint (Mentha requienii) belongs to the Lamiaceae family within the Mentha genus. Corsican Mint is native to Corsica, Sardinia, and Montecristo Island, and naturalized in Portugal and in the British Isles. Corsican Mint is also known as Creeping mint.
Corsican Mint displays a spreading, mat-forming herb growth habit, reaching up to tall with a spread of approximately . Corsican Mint produces small, lilac to white flowers in terminal spikes.
How Often Should You Water a Corsican Mint?
Mentha requienii requires watering every 3–7 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 3–7 days
Let soil partially dry between waterings
What Light Does the Corsican Mint Need?
Corsican Mint thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Corsican Mint Prefer?
Mentha requienii grows best at temperatures of 50–75°F. Corsican Mint prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
50–75°F
Humidity
50–70%
What Soil Mix Works Best for a Corsican Mint?
Well-draining, fertile soil with a neutral pH. Good drainage is essential for Corsican Mint to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Corsican Mint?
Feed Corsican Mint every month during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every month
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Corsican Mint?
Divide and repot every 2-3 years. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Corsican Mint?
Corsican Mint can be propagated through division, stem cuttings, seeds. Similar propagation techniques also apply to spearmint plant care, which shares the same genus.
Is the Corsican Mint Toxic to Pets and Children?
Toxic to cats and dogs
Source: ASPCA Animal Poison Control Center plant list, which covers Mentha species (which includes Corsican Mint). View the ASPCA entry
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Corsican Mint?
Corsican Mint is susceptible to aphids, spider mites, mint rust. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Corsican Mint Need?
Corsican Mint grows outdoors in USDA Zone 6a – 11b. It survives winters down to planting zone 6a. Corsican Mint is native to Corsica, Sardinia, and Montecristo Island, and naturalized in Portugal and in the British Isles.
Hardiness Zone
Zone 6a – 11b
Keep exploring plants
Corsican Mint is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Mentha genus — compare its care with other Mentha species on PlantoScan.
Mentha is part of the Lamiaceae plant family — browse all Lamiaceae genera and species.
Corsican Mint thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Mentha requienii Benth., family Lamiaceae (first published in Labiat. Gen. Spec. : 182 (1833)) — World Flora Online record, IPNI name record, Wikidata.
- Pet toxicity: The ASPCA lists Mentha species (which includes Corsican Mint) as toxic to cats and dogs. Source: ASPCA Toxic and Non-Toxic Plant List.
- Photo: Public domain, CC0 1.0, iNaturalist — original.
- Hardiness zone: USDA Zone 6a – 11b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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