Hairy Mercury (Mercurialis Tomentosa) is a perennial herb in the Euphorbiaceae family with easy care difficulty. It requires moderate watering and partial shade or full shade light in USDA hardiness zones 7-10. This plant is toxic to cats and dogs — keep it out of reach of pets.

A perennial herbaceous plant with dense, hairy foliage, native to southern Europe and the Mediterranean.

Hairy Mercury

Hairy Mercury

Mercurialis Tomentosa

A perennial herbaceous plant with dense, hairy foliage, native to southern Europe and the Mediterranean.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
Moderate
Light
Partial Shade, Full Shade
Hardiness Zones
7-10

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:loamy, sandy, rocky
Indoor:No
Outdoor:Yes
Garden Use:groundcover

Care Calendar

Monthly care tasks for Hairy Mercury

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Hairy Mercury
Hairy Mercury detail

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Taxonomy

Family:Euphorbiaceae
Genus:Mercurialis