This calendar has been compiled by the Hertfordshire Natural History Society (HNHS) on behalf of natural history organisations in Hertfordshire. The type of event is colour coded: Outdoor events, Indoor meetings.
Sun 16 Aug 2026 (2 - 4pm)
Clothall - local geology walk
Meeting and walk at Clothall Village Hall (SG7 6RE)
Clothall sits at an interesting location in the local geology, which has caused land to change a great deal in the past 100,000 years. Geologist Nick Balmer will explain how this has impacted upon the human geography of the area, illustrated during an optional walk around the village.
Organised by: Other
Sat 07 Nov 2026 (2 - 5.30pm)
HNHS Autumn Meeting and AGM
The Society's Autumn Meeting and 151st AGM will take place at the offices of Affinity Water, Tamblin Way, Hatfield, AL10 9EZ.
Organised by: Hertfordshire Natural History Society
Sat 06 Mar 2027 (2 - 5.30pm)
2027 Hertfordshire Bird Conference
The 2027 Hertfordshire Bird Conference will take place on Saturday 6 March at the offices of Affinity Water, Tamblin Way, Hatfield AL10 9EZ.
Organised by: Herts Bird Club