“Note what the catalogue says about colour and height and time of flowering, choose the appropriate shade of crayon and mark position of plant on plan. You will soon see what would make good neighbours nd what would be fatal. Last year I dumped a lot of seeds haphazardly in a hurry and got mesembryanthemums and a new ‘electric orange’ calendula mingled with a scarlet eschscholtzia and even the thought of it makes me shudder yet. The conjunction of paralytic pink, blinding blood-orange and genuine clear scarlet was practically un-lookable at. I expected it to blow up at any moment, …”