Step 1- Sow indoors March to April, 0.5cm deep, in pots of compost and keep moist and warm.
Step 2 - When plants are approx. 10cm tall, plant into small, individual pots.
Step 3 - From late May, place them outside during the day to gradually acclimatise, after a week plant out to large 20cm+ diameter containers.
Step 4 - Keep well watered and watch them grow. Harvest August to October.