Granddaddy Purple is a cannabis strain known for its distinct purple hue and potent effects. Its key features include a high THC content, relaxing and sedative properties, and a sweet grape and berry flavor. The strain is favored for its ability to alleviate stress, pain, and insomnia, making it a popular choice among medical marijuana users. Its unique selling points lie in its visually appealing appearance, strong potency, and therapeutic benefits.