Size
Ultimate height
1–1.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Well–drainedpH
Neutral, AcidColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Purple Yellow | Green | ||
|---|---|---|---|---|
| Summer | ||||
| Autumn | Green | |||
| Winter | Purple Yellow | Green |
Position
- Full sun
- Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Sheltered Hardiness
H2Botanical details
- Family
- Tropaeolaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Climbing
- Potentially harmful
- Skin allergen. Wear gloves and other protective equipment when handling
- Genus
Tropaeolum can be annuals or perennials, bushy, trailing or climbing by twining stems, with simple or palmately lobed leaves and showy funnel-shaped flowers with five long-clawed petals and often a spur
- Name status
Correct
How to grow
Cultivation
Grow under glass in good light with shade from hot sun. Plant tubers at least 15cm below the surface in a very deep container, using loam-based compost with added fine grit. Provide support for climbing stems
Propagation
Propagate by seed, sown as soon as ripe in autumn and kept cool but frost free (0-4°C), or by division, separating tubers when dormant in summer
Suggested planting locations and garden types
- Climber and wall shrubs
- Conservatory and greenhouse
Pruning
No pruning required
Pests
May be susceptible to glasshouse whitefly and glasshouse red spider mite and whitefly
Diseases
Generally disease-free
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.