Roman chamomile seeds produce a small, creeping plant which is ideally suited to growing in pots on the windowsill. Most commonly used for chamomile tea, the small flowers can also be added to biscuits or cakes and give a gentle honey-like sweetness. Packet includes 200 seeds. Plants grow to 45cm tall and 60cm wide. How to grow Roman chamomile Sow outdoors Apr-Jun, Sep-Oct Germinating time 10-15 days. Harvest in 40-60 days. Keep in full sun to partial shade. Water regularly, but allow to dry out.