Lysimachia clethroides
gooseneck loosestrife
Vigorous herbaceous perennial forming an extensive colony of erect stems to 1m in height, with narrow, greyish leaves. Small greyish-white flowers are borne in slender terminal spikes
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Poorly–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green Grey Silver | |||
---|---|---|---|---|
Summer | White | Green Grey Silver | ||
Autumn | ||||
Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Primulaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Spreading branched
- Genus
Lysimachia are herbaceous or evergreen perennials with simple leaves and star-shaped, cupped or bowl-shaped flowers in terminal racemes or panicles, or solitary in leaf axils
- Name status
Correct
- Plant range
- Far East
How to grow
Cultivation
Grow in humus-rich, moist soil that does not dry out in summer. Site in full sun or partial shade and allow plenty of room as it can be invasive. May need support
Propagation
Propagate by seed in pots outdoors spring or propagate by division in spring or autumn
Suggested planting locations and garden types
- Cottage and informal garden
- Wildlife gardens
- Flower borders and beds
Pruning
Cut back after flowering
Pests
Diseases
Generally disease-free
Get involved
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