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 Nov 2025 (10am)

Pirton for general wildlife

 

Park and meet outside the Motte & Bailey pub.TL 14541 31594, W3W almost.bring.petulant.

Organised by: British Naturalists Association, Herts Branch

Tue 09 Dec 2025 (10.30am)

Bryophyte Group meeting

Autumn / winter meetings continue as long as light allows.  Details are circulated to the bryophyte group.

Organised by: Hertfordshire Natural History Society

Wed 10 Dec 2025 (8pm)

Ancient Woodlands

Talk by Andy Sands will focus on the wildlife supported by this precious habitat

Organised by: RSPB Watford Local Group

Sat 13 Dec 2025 (10am)

Scatterdells Wood, Chipperfield

Park and meet in the car park on Chipperfield Common. TL044 015, W3W gasp.wash.chew.

Organised by: British Naturalists Association, Herts Branch

Sun 04 Jan 2026 (10am)

Hatfield, for an early new year plant hunt

Joint meeting with the Herts Flora Group.

Park at the back of the University of Hertfordshire car park E (TL 2134 0768). Follow the signs towards the University from Roehyde Way, and then follow the signs to Car Park E from College Lane.

Organised by: British Naturalists Association, Herts Branch