Check Here Before Buying – Pot Size Matters...Not all websites offer the same. Plants in a 2-litre pot have twice the root system of a P9 or 1 litre pot.
Attracts bees and hoverflies.
Striking architectural plant.
Classic border perennial.
Sowing Time
February - July
Sowing Indoors
Almost fill a seed tray with moist seed compost. Sow seeds thinly over the surface, and lightly cover them with a little more compost. Place in gentle warmth 15-20 degree Celsius (60-70 Fahrenheit).
Planting Out
Gradually accustom plants to outside conditions for 2-3 weeks before planting out from early summer onwards. Allow 60cm (24in) between plants.
Flowering Time
July - September