Hoya Cinnamomifolia plants are easy to grow, twining plants that have dark green leaves with prominent and visible veins. Hoya Cinnamomifolia care consists of using cactus or succulent soil with added perlite, bright indirect light, temperature between 65-75 degrees Fahrenheit (18 degrees – 24 degrees Celsius), and high humidity above >60%. Fertilize every 4 – …