Overview
Lysimachia clethroides is a plant with a matforming, bushy, clump forming habit in the genus Lysimachia, part of the Primulaceae family, with deciduous foliage. Lysimachia clethroides 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 meadows.
About
Lysimachia clethroides, the gooseneck loosestrife, is a species of flowering plant, traditionally classified in the family Primulaceae. It was transferred to the family Myrsinaceae based on a molecular phylogenetic study, but this family was later merged into the Primulaceae.
Wikipedia contributors, CC BY-SA 4.0 — Lysimachia clethroides
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
- North, South, East, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H6
Plant details
Lysimachia clethroides size, habit and characteristics
- Habit
- Matforming, Bushy, Clump forming
- Foliage
- Deciduous
- Suggested uses
- Wildlife gardens, Wildflower meadows
Care notes
Pruning and caring for Lysimachia clethroides
- Propagation
- Seed, Division
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Lysimachia clethroides?
Lysimachia clethroides prefers full sun and partial shade. It suits exposed and sheltered positions.
What soil does Lysimachia clethroides need?
Lysimachia clethroides 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 clethroides hardy in the UK?
Lysimachia clethroides 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 clethroides?
Seed, Division.
More in the Lysimachia genus
- Lysimachia acroadenia
- Lysimachia atropurpurea 'Beaujolais'

- Lysimachia christinae 'Zixin'

- Lysimachia congestiflora

- Lysimachia ephemerum

- Lysimachia mauritiana

- Lysimachia minoricensis
- Lysimachia ephemrum