Pine Cone Production; Weather and Climate
Location: Outside U.S.
Date: Summer 2009
Does an unusual amount of pine cone population dictact a definable
change in weather
Many folk tales of weather prediction by plants and animals have circulated for
centuries. And present condition of a plant can only reflect what has happened
before, and cannot predict the future.
There are natural cycles in pine cone production called mast years:
Anthony R. Brach
Missouri Botanical Garden
The weather is always changing so it is difficult to correlate particular
weather patterns to the abundance of pine cones.
Jim Tokuhisa, Ph.D.
Asst Professor of Horticulture
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Update: June 2012