Lesson 5 – Professional Herbalist Course Year 2: Spring 2020 You must first complete Lesson 1 – Professional Herbalist Course Year 2: Spring 2020 before viewing this LessonPlease sign up for the course before starting the lesson. Lesson 4 - Professional Herbalist Course Year 2: Spring 2020 Lesson 6 - Professional Herbalist Course Year 2: Spring 2020 Back to: Professional Herbalist Course Year 2: Spring Term 2020