7 th February 'Rose Day' : The surge in demand for roses is likely to quadruple their price the coming week. From 7th of February to 14th February, the week is known as the 'Valentine Week' and the love week begins with 'Rose Day'. Couples in love exchange red roses on this day, those who want to start their friendship can present yellow rose as it symbolises 'friendship', a promise of a new begining.