Is CBD flower legal in the UK? CBD flower isn't allowed to contain more than 0.2 percent THC. This is the legal limit. The legality of CBD flower is not recognized by UK law. This is due to the fact that the government believes European laws differ from UK laws. https://cbd-flowers-uk50167.blog2news.com/16155113/top-5-trends-in-cbd-flowers-uk-to-keep-an-eye-on