Overview

Lysimachia ephemerum is a plant with a bushy, clump-forming, matforming habit in the genus Lysimachia, part of the Primulaceae family, with deciduous foliage. Lysimachia ephemerum grows best in full sun and partial shade, and tolerates clay and loam soils and any pH. Its UK hardiness is rated H6. Suggested uses include wildlife gardens and wildflower meadow.

About

Lysimachia ephemerum, the willow-leaved loosestrife or milky loosestrife, is a species of flowering plant in the primrose family Primulaceae, native to France, Spain, Portugal and Morocco. Against grey-green foliage this hardy herbaceous perennial bears erect racemes of delicate white flowers with purple stamens on 1 m (3.3 ft) stems in early summer.

Wikipedia contributors, CC BY-SA 4.0Lysimachia ephemerum

Growing conditions

Best soil and position for Lysimachia

Sunlight
Full sun, Partial shade
Soil type
Clay, Loam
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Poorly-drained
Aspect
South-facing, East-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H6

Plant details

Lysimachia ephemerum size, habit and characteristics

Habit
Bushy, Clump-forming, Matforming
Foliage
Deciduous
Suggested uses
Wildlife gardens, Wildflower meadow

Care notes

Pruning and caring for Lysimachia ephemerum

Propagation
Seed, Division
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Lysimachia ephemerum?

Lysimachia ephemerum prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Lysimachia ephemerum need?

Lysimachia ephemerum grows best in clay and loam soil. It is happy in soil of any pH. Aim for soil that stays moist but well-drained to poorly-drained.

Is Lysimachia ephemerum hardy in the UK?

Lysimachia ephemerum has an RHS hardiness rating of H6, meaning it is very hardy, tolerating -20 to -15°C across most of the UK.

How do I propagate Lysimachia ephemerum?

Seed, Division.

More in the Lysimachia genus

Browse all Lysimachia