Mercurialis canariensis
Care, watering, light and tips for Mercurialis canariensis on Floravia.
Quick facts
- Family: Euphorbiaceae
- Difficulty: Moderate care
- Watering: every 7 days
- Light: Full sun
- Temperature: 10–38 °C
- Toxicity: Toxic to pets
About Mercurialis canariensis
Mercurialis canariensis, known as Canary Mercury, is a perennial herbaceous plant endemic to the Canary Islands. It is characterized by its erect, branched stems with bright green oval leaves, often with a reddish tinge on the margins. It is an excellent choice for rock gardens or as an understory plant in partially shaded areas, providing a touch of persistent greenery.
Native range
Canary Islands
Care tips
It prefers locations with partial shade or filtered light, avoiding direct intense sun exposure, especially in hot climates. Watering should be moderate, allowing the substrate to dry slightly between waterings; it is susceptible to waterlogging. It adapts well to well-drained soils, rich in organic matter. A common mistake is overwatering, which can lead to root rot.
How to save a dying Mercurialis canariensis
- Warning signs
- Yellowish or whitish leaves, soft and drooping stems, stunted growth.
- First aid
- Check drainage, reduce watering, and move to semi-shade if sun is too strong.
- What kills it
- Overwatering and intense direct sun, which burn its tender leaves and rot its roots.
- Can it be saved?
- Yes, if you act quickly to correct watering and exposure. It's resilient if given proper conditions.