The flower structure of panicle hydrangeas (botanically Hydrangea paniculata) differs greatly from all other species. Here the flowers are arranged in elongated panicles, somewhat like the perennial phlox.
The panicle hydrangea "Limelight" flowers in July to August
Average flowering time of the different varieties
The different varieties of the panicle hydrangea flower quite differently, many even starting in August. However, there is one exception that blooms early: the dwarf hydrangea "Dharuma" shows its creamy-white flowers as early as May and June. The table below gives you an overview of the flowering times of the individual varieties.
| variety | heyday | growth height | growth width |
|---|---|---|---|
| Dharuma | May to June | 50 cm | 80 cm |
| great stars | July to September | 200cm | 150 cm |
| grandiflora | July to September | 200cm | 250 cm |
| Kyushu | July to September | 300 cm | 300 cm |
| Limelight | July to August | 200cm | 200cm |
| phantom | August to October | 120 cm | 150 cm |
| praecox | June to August | 200cm | 200cm |
| Pinky Winky | August to September | 200cm | 150 cm |
| Silver dollars | August to September | 150 cm | 200cm |
| tardiva | August to October | 250 cm | 350 cm |
| Unique | July to September | 200cm | 300 cm |
| Vanilla Fraise | August to September | 200cm | 150 cm |
| Wim's Red | August to September | 150 cm | 150 cm |
tips and tricks
Panicle hydrangeas bloom on one-year-old wood and can therefore be cut back vigorously in spring.