Kerria japonica 'Simplex'
Japanese rose 'Simplex'
A vigorous suckering medium-sized deciduous shrub to 2m in height , with prominently veined, light green leaves and solitary bright yellow, single flowers from mid-spring

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Size
Ultimate height
1.5–2.5 metresTime to ultimate height
5–10 yearsUltimate spread
1.5–2.5 metresGrowing conditions
Moisture
Moist but well–drained, °Â±ð±ô±ô–d°ù²¹¾±²Ô±ð»åpH
Acid, Neutral, AlkalineColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Yellow | Green | ||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Green | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or North–facing or ·¡²¹²õ³Ù–f²¹³¦¾±²Ô²µ
Exposure
Exposed or ShelteredDrought resistance
Yes Hardiness
H5Botanical details
- Family
- Rosaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Suckering, Bushy
- Genus
Kerria are deciduous shrubs withgreen young shoots bearing simple, toothed leaves and rose-like, solitary 5-petalled flowers in mid-spring
- Name status
Unresolved
How to grow
Cultivation
Grow in any well-drained or moist but well-drained soil in sun or partial shade. Good for woodland settings but may form large thickets and has the potential to become a nuisance if not managed well
Propagation
Propagate by semi-hardwood cuttings
Suggested planting locations and garden types
- Cottage and informal garden
- Low Maintenance
- Flower borders and beds
- Hedging and screens
Pruning
Pruning group 3 and sucker removal if necessary in autumn or winter
Pests
Generally pest-free
Diseases
May be susceptible to honey fungus (rarely)
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