The Queen of Hearts' garden is a vibrant and whimsical space featured in Lewis Carroll's story, "Alice's Adventures in Wonderland." It is known for its striking red roses, which are painted to please the Queen. The garden is filled with peculiar plants and flowers, creating a fantastical atmosphere. In the garden, card soldiers are often seen tending to the flowers, ensuring everything is perfect for the Queen. The setting serves as a backdrop for various events in the story, highlighting the Queen's temperamental nature and her love for order and beauty.