Photo: Marco Koomen at Dutch Wikipedia · CC BY-SA 3.0 · Wikimedia Commons
Bloom colours
ultramarine
What actually matters with this one
Strictly acid soil and rainwater only. One season of tap water in a hard-water area and it yellows and dies.
How to grow it
- Light
- part shade
- Water
- Even moisture
- Hardiness
- Zones 5-8
- Height
- 15 cm
- Flowers
- September to October
- Difficulty
- moderate
Plant it alongside
Relatives and plants that want the same conditions.
