Ipomoea purpurea 'Grandpa Otts'
morning glory 'Grandpa Otts'
A short-lived perennial climber, usually grown as an annual, with slender twining stems and heart-shaped green leaves. Funnel-shaped, violet-blue flowers with reddish pink 'stars' are produced from early summer to early autumn
Size
Ultimate height
2.5–4 metresTime to ultimate height
1 yearUltimate spread
1.5–2.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Blue Purple Pink Red | Green | ||
| Autumn | Blue Purple Pink Red | Green | ||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered Hardiness
H1CBotanical details
- Family
- Convolvulaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Climbing
- Potentially harmful
- Harmful if eaten. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Ipomoea can be annuals or perennials, often twining, or evergreen shrubs, with simple, lobed or dissected leaves and tubular or funnel-shaped flowers which may be solitary or borne in racemes or panicles
- Name status
Accepted
How to grow
Cultivation
Thrives in moist but well-drained soil in full sun, minimum temperature 7-10°C. Provide support for climbing stems
Propagation
Propagate by seed. See sowing seeds indoors for further advice
Suggested planting locations and garden types
- Cottage and informal garden
- Climber and wall shrubs
- Wall side borders
Pruning
No pruning required
Pests
May be susceptible to glasshouse whitefly and red spider mite when grown under glass
Diseases
May be susceptible to powdery mildews and virus diseases
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.