$CLSH We are a true seed to sale, vertically integrated company leading the cannabis industry. City Trees is where it all begins. Our warehouse includes 10,000 square feet of dedicated space for cultivation, allowing us to grow and preserve high-quality stock with valuable genetics that yields consistent results. Oasis Cannabis is where we share our love of cannabis with the public. Located in Downtown Las Vegas, Oasis is our 5,000 square foot retail location offering personalized delivery, pick-up, and in-store experiences.