IIEI Pro Herb Course, Year 1, Winter Term 2021 -Lesson 10 Please sign up for the course before starting the lesson. IIEI Pro Herb Course, Year 1, Winter Term 2021 -Lesson 9 IIEI Pro Herb Course, Year 1, Winter Term 2021 -Lesson 11 Back to: IIEI Professional Herbalist Course Year 1: Winter Term