Brahmotsavam on the asterism of Sravanam which also happens to be the birth star of Lord Venkateswara, usually in the month of Krittika as per Hindu calendar which falls during October or November
Ankurarpanam is done prior to the Pushpayagam. On this day, after the daily pujas, Sri Malayappa Swami along with Sridevi and Bhudevi are seated on a special golden platform in Sampangi Mandapam.
After offering Tirumanjanam to the utsava murtis worship is done to them with tones of varieties of flowers. Later procession takes place in the evening.
As per the scriptures, this festival is usually performed to save the earth from natural calamities such as quakes, cyclones, epidemics and appease the Lord to save the life of humanity, flora and fauna from all the catastrophes.
This festival which was in vogue in 15th Century, was reinstated by TTDs in 1980s.
Tirumala Tirupati Devasthanams TTD performs Annual Pushpa Yagam to Lord Sri Venkateswara Swamy in the holy hill shrine Tirumala in the month of Karthika (October/November).
This is an annual festival which will be celebrated on the day of Sravanam Star (Birth Star of Lord Balaji) in the month of Karthika (October/November).