Tree comparisons
| Rowan Joseph Rock |  Rosea Flore Pleno | Birch Betula utilis jacquemontii | |
|---|---|---|---|
| A small rowan, with distinctive pale yellow fruitlets. Also one of the best for autumn colour. | A popular ornamental hawthorn, featuring pink double flowers with cream centres. | The Himalayan White Birch, one of the most popular white birches with characteristic bright white bark. | |
| remove | remove | remove |
Growing
| Rowan Joseph Rock | Hawthorn Rosea Flore Pleno | Birch Betula utilis jacquemontii | |
|---|---|---|---|
| Gardening skill | Beginner | Beginner | |
| Awards | RHS AGM (former) RHS 1st class | RHS AGM (current) | |
| Attractive features | Attractive fruit Autumn foliage colour | Attractive bark Autumn foliage colour | |
| Growth habit | Upright-spreading / Vase | Upright-spreading / Vase | Upright-spreading / Vase |
| Height after 10 years | 3m-5m / 10ft-16ft | 3m-5m / 10ft-16ft | 5m-8m / 16ft-25ft |
| Sunlight | Tolerates shade | Prefers full sun | |
| Pruning | Light prune | Light prune | Do not prune |
| Growth rate | Fast | ||
| Site conditions | Occasional flooding Coastal site | Occasional flooding Coastal site | Occasional flooding Occasional drought |
| Wildlife | Attractive to birds | Attractive to birds |
Identification
| Rowan Joseph Rock | Hawthorn Rosea Flore Pleno | Birch Betula utilis jacquemontii | |
|---|---|---|---|
| Flower colour | White | Pink | |
| Flower form | Double flower (25-50 petals) | ||
| Flowering month | May June | May | |
| Leaf colour | Green | Green | Green |
| Leaf colour - autumn | Orange / Red | Yellow | |
| Fruit colour | Yellow | ||
| Fruit persistence | Persistent | ||
| Bark | White | ||
| Country of origin | China | ||
| Annual cycle | Deciduous | Deciduous |