The two most important festivals associated with Vithoba are Shayani Ekadashi in the Hindu month of Ashadha , and Prabodini Ekadashi in the Hindu month of Kartik . The most important festivals of Vithoba are held on the eleventh ( ekadashi ) day of Hindu lunar months : Shayani Ekadashi in the month of Ashadha , and Prabodhini Ekadashi in the month of Kartik .