Ashvath Wood is used for havana ceremony to calm down the effects of malefic Jupiter. The mantra to overcome obstacles due to afflicted Jupiter is “ Om Gram Greem Groma Saha Gurveya Namah"
Guru is usually depicted with an elephant or chariot drawn by eight horses as his vehicle. He is also depicted in a lotus flower.He is described of yellow or golden colour and holding a stick, a lotus and his beads. He presides over 'Guru-var', Brihaspativar or Thursday.