Conkers fall
Aesculus hippocastanum
Window
Typical: 20 Sep – 31 Oct (2026)
Conkers + first frost = perch are on.
Relevance to fishing
Classic October marker. Around the time conkers drop, big perch start hunting in earnest on chalk rivers.
Phenology chain
Triggers
- Brown trout spawning typically 28d after (range 14 – 45d)
+ I saw this today
Observation history (0)
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