How to Prune sweet pepper 'Astor'?
Pinch out growing tips when plants are about 20cm tall to encourage branching

sweet pepper 'Astor' · Capsicum annuum 'Astor'
Sow indoors from mid-February to early April in small pots filled with good quality seed compost and maintain a constant temperature between 18-21C. Transplant seedlings into individual pots when two true leaves have formed and grow on in a sunny, sheltered spot. Water regularly and feed with a high potash liquid fertiliser once the first fruit has set. See vegetable cultivation
Pinch out growing tips when plants are about 20cm tall to encourage branching