IIEI Pro Herb Course, Year 1, Winter Term 2021 -Lesson 11 Please sign up for the course before starting the lesson. IIEI Pro Herb Course, Year 1, Winter Term 2021 -Lesson 10 IIEI Pro Herb Course, Year 1, Winter Term 2021 -Lesson 12 Back to: IIEI Professional Herbalist Course Year 1: Winter Term