Paris quadrifolia

RHS Plant Profile
herb paris

Other common names

four-leaved grass, herb true love, leopard's bane, one-berry, true love, cwlwm cariad

Herbaceous Perennial

A rhizomatous perennial to around 40cm high, with upright stems bearing a single whorl of usually 4, sometimes 3 or 5, ovate green leaves around the stem. In spring, a solitary star-shaped flower, with long, lance-shaped, green outer petals and threadlike, greenish-white inner ones, is produced at the tip of the stem, followed by a single, round, blue-black berry

Position

Full shade, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained
pH
Acid or Neutral

Position

Full shade Partial shade
Aspect
East–facing or North–facing or West–facing
Exposure
Sheltered
Hardiness
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Melanthiaceae
Native to GB/Ireland
Yes
Foliage
Deciduous
Habit
Clump forming
Potentially harmful
Harmful if eaten. Wear gloves and other protective equipment when handling
Genus
A genus of 24 species of flowering herbaceous plants mainly found in woodland areas of Asia and Europe. They produce spider-like flowers with long, thread-like petals which sit in the centre of a terminal whorl of green foliage
Name Status
Correct
Plant Range
Europe, Asia

How to Grow

Cultivation

Thrives in deep, humus-rich, neutral to slighty acidic soil that doesn't dry out, in part or full shade. Ideal for a shady corner or woodland garden

Propagation

Propagate by seed, sown in containers outdoors in autumn, or by division in autumn or spring

Suggested planting locations and garden types

  • Cottage and informal garden
  • Wildlife gardens
  • Flower borders and beds

Pruning

No pruning required

Pests

May be susceptible to slugs

Diseases

Generally disease-free