Sowing Instructions -Sow indoors. Sow onto moist well-drained seed compost. Just cover seed with soil or vermiculite, light is needed for germination. Ideal temp. 13-16°C. Germination takes 21-28 days. If germination does not occur cold stratify. Move to 4°C for 2-4 weeks then return to warmth. Transplant seedlings when large enough to handle to 8cm pots. Acclimatise and plant out once danger of frost has passed with 45cm spacing.
Hints and Tips – Pinch out growing tips and first set of leaves in May to create a bushier plant.
Deadhead or cut flowers to extend flowering window. Cut plant to ground level after first frosts. Divide every 3-4 years to maintain plant vigour. Divide as soon a growth begins in spring.
Seeds – Approx 50