Dubh Ghas is a sacred grass, revered in Hindu rituals for its purifying and auspicious properties. In Hindu mythology, Dubh Ghas is believed to be a favorite of Lord Ganesha, the remover of obstacles, and is often offered to him during worship. This sacred grass is considered a symbol of good fortune, prosperity, and spiritual growth.

During rituals and festivals, Dubh Ghas is typically used as an offering to deities, particularly Lord Ganesha, to seek his blessings and protection. It is often used in conjunction with other pooja items, such as flowers, incense sticks, and vermilion, to create a sacred atmosphere. The grass is usually tied in a bunch and placed at the altar or near the deity's idol, where it is believed to absorb and neutralize negative energies.

In traditional Hindu belief, Dubh Ghas is said to possess the power to ward off evil spirits and bring peace and harmony to the home. It is also believed to have medicinal properties, and is sometimes used in Ayurvedic remedies. The use of Dubh Ghas in pooja rituals is a testament to the rich cultural heritage of Hinduism, and its significance continues to be an integral part of Hindu worship and traditions.