The hidden meaning through which the poet tries to convey his message to the readers is that passion is extremely essential in love but what is more important is the fact that purity should also be there. He wants the young people who are deeply in love to understand the fact that if God forbid, someday their love is devoid of passion ,will they still be madly in love with each other as they were before.
The poet wants the youngsters in this age of technology to understand the significance of pure and true love in their mechanical lives. The rosebud he gives to his lover is ready to transfer the love that the poet intends to send.
The poem in a way explains the difference between true love and lust when it differentiates between the dove and the falcon, between the red rose and the white rose. Astonishingly John also explains the significance of lust in a relationship when he himself sends a cream rosebud with red tips. The rosebuds are cream in color thus representing the significance of purity in love but its tips are red because love should also be surrounded by an optimum amount of lust for the happiness of the couple concerned.