As with the species, clear blue flowers, but this selection from the fantastic Ewald Hügin nursery in Freiburg, Germany, is about half the size. Protect the crown of the plant, with a mulch over winter.
Salvia uliginosa 'Ballon Azul'
Bog sage
Details
| Aspect | Full sun |
| Flower Colour | Blue |
| Flowering Period | Aug | Sep | Oct | Nov |
| Foliage | Not evergreen |
| Goes Well With | Astilbe, Eutrochium, Ligularia |
| Growth Habit | Upright |
| Hardiness | Hardy in a sheltered position |
| Height | 1m |
| Soil | Moisture-retentive |
| Spread | 50cm |
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Should i cut it down to ground level for the winter.
Cut it back to 4-8 inches above ground. The best time is late winter to early spring, just before new growth starts