Tree Hollyhock. An erect shrub with toothed dark green leaves and single bright blue flowers with a small red eye from mid-summer to autumn. Max Height 1.8m. Max Spread 1.5m. Flowers July to October. Full sun. Hardy. Back-fill with soil mixed with peat substitute and a suitable fertiliser.
Hibiscus syriacus ‘Oiseau Bleu’ Blue Bird
An erect shrub with toothed dark green leaves and single bright blue flowers with a small red eye from mid-summer to autumn.
Additional information
| Generic | Hibiscus |
|---|---|
| Species | syriacus |
| Varietry | 'Oiseau Bleu' Blue Bird |
| Common Name | Tree Hollyhock |
| Flower Colour | blue, red |
| Soil | Fertile |
| Aspect | Full sun |
| Foliage | Deciduous |
| Height | 1.8m |
| Family | Malvaceae |
| Spread | 1.5m |
| Growth Speed | |
| Growth Habit | Erect |
| Fragrance | FALSE |
| Foliage Colour | green |
| Flowers From | July, October |
| Colour Fruit | |
| Fruits When | |
| Moisture | Well drained |
| Protection | |
| Hardiness | Hardy |
| Planting | Back-fill with soil mixed with peat substitute and a suitable fertiliser |
| Care | Provide a deep winter mulch |
| Border | Border |
| Toxicity | |
| Pruning | |
| Pruning Time | |
| Pests and diseases | |
| Maintenance | |
| Propagation |
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