Explore the hidden colours of nature on a guided biofluorescent walk through Priory Groves in Brecon, part of Dark Sky Month 2026, organised by Bannau Brycheiniog National Park.
Friday 13 November 2026 – two sessions
- 5pm–6.30pm
- 7pm–8.30pm
Meet at Brecon Cathedral, Cathedral Close, Brecon, LD3 9DP. The walk starts and finishes at the cathedral. Choose your session when booking.
Using the UV torches provided, discover how fungi, insects and plants can reveal vivid greens, blues, reds, purples and oranges through biofluorescence. This guided evening adventure uncovers a remarkable side of the natural world after dark.
Tickets and practical information
£15 per person; Eventbrite lists tickets from £16.96 including booking fees. Advance booking is required through the organiser’s Eventbrite page.
An easy-paced walk of approximately 3km (2 miles), suitable for ages 8 and over. All children must be accompanied by an adult. Wear warm clothing, long trousers and sturdy footwear suitable for uneven ground. UV torches and safety glasses are provided; safety glasses must be worn throughout the walk.
Please leave dogs at home; assistance dogs are welcome. Parking charges apply. The event can go ahead in rain, but dangerous winds or severe weather may lead to cancellation. Check the organiser’s listing for current availability and joining instructions.
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