Feasts in honor of St. Mary, Mother of God

The Holy Church observes five feasts every year, starting from Jan 15th. The main feasts in honor of St. Mary are the following:
1) On 15th January – for the sake of seeds, as the first step of sowing
2) On 15th May – for the sake of spikes, as the first step of harvesting
3) On 15th August – in honor of St. Mary’s Assumption to heaven ,
4) On 8th Sept – in honor of the Birthday of St. Mary