When money plant is placed at the north entrance, it brings good luck inside the house. It is believed that it attracts new sources of income and various opportunities for the occupants of the house.
The south-east direction is owned by Lord Ganesha and is the direction of the planet Venus. Lord Ganesha removes obstacles and Venus brings wealth.
According to Vastu Money plant should never be kept in the east-west direction of the house or room, as it invites trouble.