National Indoor Plant Week

Occurrence:
2X
Inception Year:
2007
Hashtags:
References:
holidayinsights.com/…/national-indoor-plant-week.htm
nationalindoorplantweek.com
nationaldaycalendar.com/national-indoor-plant-week-third-week-in-sept…

National Indoor Plant Week begins on the the 3rd Sunday of September. In 2025, it falls on September 21st.